coreboot-gerrit February 2020

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Change in ...coreboot[master]: lib.h: Add convenient memcpy() variants
by Nico Huber (Code Review) 07 Aug '23

07 Aug '23

Nico Huber has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32740 Change subject: lib.h: Add convenient memcpy() variants ...................................................................... lib.h: Add convenient memcpy() variants Add two macros that should help in cases where the arguments are objects (not pointers) and the count of bytes to be copied is the size of one of them (or both). * memcpy_dlen(dst, src) copies `sizeof(dst)` bytes (destination length). * memcpy_elen(dst, src) asserts that both sizes match and copies as many bytes (equal length). Change-Id: I2b23066b3bcc29ff679e620f723ce1da5057aa03 Signed-off-by: Nico Huber <nico.h(a)gmx.de> --- M src/include/lib.h 1 file changed, 15 insertions(+), 0 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/40/32740/1 diff --git a/src/include/lib.h b/src/include/lib.h index 098d62d..6cbe6f3 100644 --- a/src/include/lib.h +++ b/src/include/lib.h @@ -18,6 +18,7 @@ #ifndef __LIB_H__ #define __LIB_H__ #include <stdint.h> +#include <string.h> #include <types.h> /* Defined in src/lib/lzma.c. Returns decompressed size or 0 on error. */ @@ -69,4 +70,18 @@ /* Integer binary logarithm (rounding up): log2_ceil(0) == -1, log2(5) == 3 */ static inline int log2_ceil(u32 x) { return (x == 0) ? -1 : log2(x * 2 - 1); } +/* memcpy destination length (memcpy_dlen) copies `sizeof(dst)` bytes. */ +#define memcpy_dlen(dst, src) memcpy(dst, src, sizeof(dst)) + +/* + * memcpy equal length (memcpy_elen) + * Asserts that both objects `dst` and `src` + * have the same size and copies as many bytes. + */ +#define memcpy_elen(dst, src) do { \ + _Static_assert(sizeof(dst) == sizeof(src), \ + "`dst` and `src` need equal length!"); \ + memcpy_dlen(dst, src); \ +} while (0) + #endif /* __LIB_H__ */ -- To view, visit https://review.coreboot.org/c/coreboot/+/32740 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I2b23066b3bcc29ff679e620f723ce1da5057aa03 Gerrit-Change-Number: 32740 Gerrit-PatchSet: 1 Gerrit-Owner: Nico Huber <nico.h(a)gmx.de> Gerrit-MessageType: newchange

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Change in ...coreboot[master]: WIP: Add complete board list with libre/blobby status
by Damien Zammit (Code Review) 07 Aug '23

07 Aug '23

Damien Zammit has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32237 Change subject: WIP: Add complete board list with libre/blobby status ...................................................................... WIP: Add complete board list with libre/blobby status Please comment on the list so we can remove the third '?' category Change-Id: I526b453ca30d8bcb6a55b40f4e53c6852f7cf4c7 Signed-off-by: Damien Zammit <damien(a)zamaudio.com> --- A Documentation/libre-boards.csv 1 file changed, 219 insertions(+), 0 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/37/32237/1 diff --git a/Documentation/libre-boards.csv b/Documentation/libre-boards.csv new file mode 100644 index 0000000..94c87ca --- /dev/null +++ b/Documentation/libre-boards.csv @@ -0,0 +1,219 @@ +Manufacturer/Model,Fully libre?,Reason for exclusion +amd/samba,?,Should be deleted from tree +cavium/cn8100_sff_evb,?,cavium +cubietech/cubieboard,?, +google/cheza,?,Qualcomm +google/daisy,?,Exynos +google/foster,?,Nvidia Tegra210 +google/gale,?,Qualcomm +google/gru,?,RockChip rk3399 +google/kukui,?,Mediatek mt8183 soc +google/mistral,?,Qualcomm +google/nyan,?,Nvidia Tegra124 +google/nyan_big,?,Nvidia Tegra124 +google/nyan_blaze,?,Nvidia Tegra124 +google/oak,?,Mediatek mt8173 soc +google/storm,?,Qualcomm +google/veyron,?,RockChip rk3288 +google/veyron_mickey,?,RockChip rk3288 +google/veyron_rialto,?,RockChip rk3288 +opencellular/elgon,?,cavium +sifive/hifive-unleashed,?,Sifive soc +adi/rcc-dff,n,Needs FSP for RAM init +adlink/cExpress-GFR,n,Needs VGA-ROM +adlink/CM2-GF,n,Needs VGA-ROM +advansus/a785e-i,n,Needs VGA-ROM +amd/bettong,n,Needs AMD PI for initialisation +amd/bimini_fam10,n,Needs VGA-ROM +amd/db-ft3b-lc,n,Needs AMD PI for initialisation +amd/gardenia,n,Needs AMD PI for initialisation +amd/inagua,n,Needs VGA-ROM +amd/lamar,n,Needs AMD PI for initialisation +amd/mahogany_fam10,n,Needs VGA-ROM +amd/olivehill,n,Needs VGA-ROM +amd/olivehillplus,n,Needs AMD PI for initialisation +amd/parmer,n,Needs VGA-ROM +amd/persimmon,n,Needs VGA-ROM +amd/serengeti_cheetah_fam10,n,Needs VGA-ROM +amd/south_station,n,Needs VGA-ROM +amd/thatcher,n,Needs VGA-ROM +amd/tilapia_fam10,n,Needs VGA-ROM +amd/torpedo,n,Needs VGA-ROM +amd/union_station,n,Needs VGA-ROM +aopen/dxplplusu,n,Needs VGA-ROM +asrock/e350m1,n,Needs VGA-ROM +asrock/h110m,n,Needs FSP for RAM init +asrock/h81m-hds,n,Needs FSP for RAM init +asrock/imb-a180,n,Needs VGA-ROM +asus/am1i-a,n,Needs VGA-ROM +asus/f2a85-m,n,Needs VGA-ROM +asus/f2a85-m_fam10,n,Needs VGA-ROM +asus/kcma-d8,n,Needs VGA-ROM +asus/kfsn4-dre,n,Needs VGA-ROM +asus/kfsn4-dre_k8,n,Needs VGA-ROM +asus/kgpe-d16,n,Needs VGA-ROM +asus/m4a78-em,n,Needs VGA-ROM +asus/m4a785-m,n,Needs VGA-ROM +asus/m4a785t-m,n,Needs VGA-ROM +asus/m5a88-v,n,Needs VGA-ROM +avalue/eax-785e,n,Needs VGA-ROM +bap/ode_e20XX,n,Needs VGA-ROM +bap/ode_e21XX,n,Needs AMD PI for initialisation +biostar/a68n_5200,n,Needs VGA-ROM +biostar/am1ml,n,Needs VGA-ROM +elmex/pcm205400,n,Needs VGA-ROM +elmex/pcm205401,n,Needs VGA-ROM +esd/atom15,n,Needs FSP for RAM init +facebook/watson,n,Needs FSP for RAM init +gigabyte/ma785gm,n,Needs VGA-ROM +gigabyte/ma785gmt,n,Needs VGA-ROM +gigabyte/ma78gm,n,Needs VGA-ROM +gizmosphere/gizmo,n,Needs VGA-ROM +gizmosphere/gizmo2,n,Needs VGA-ROM +google/auron,n,Needs FSP for RAM init +google/beltino,n,Needs FSP for RAM init +google/butterfly,n,Sandy/Ivy unported +google/cyan,n,Needs blob for Braswell SOC +google/dragonegg,n,Needs blob for Icelake SOC +google/eve,n,Needs FSP for RAM init +google/fizz,n,Needs FSP for RAM init +google/glados,n,Needs FSP for RAM init +google/hatch,n,Needs Blob for Cannonlake SOC +google/jecht,n,Needs FSP for RAM init +google/kahlee,n,Needs AMD PI for initialisation +google/link,n,Sandy/Ivy unported +google/octopus,n,Needs blob for GLK soc +google/parrot,n,Sandy/Ivy unported +google/poppy,n,Needs FSP for RAM init +google/rambi,n,Needs FSP for RAM init +google/reef,n,Needs FSP for RAM init +google/sarien,n,Needs blob for Whiskeylake SOC +google/slippy,n,Needs FSP for RAM init +google/stout,n,Sandy/Ivy unported +hp/abm,n,Needs VGA-ROM +hp/dl165_g6_fam10,n,Needs VGA-ROM +hp/pavilion_m6_1035dx,n,Needs VGA-ROM +ibase/mb899,n,Needs VGA-ROM +iei/kino-780am2-fam10,n,Needs VGA-ROM +intel/apollolake_rvp,n,Needs FSP for RAM init +intel/baskingridge,n,Needs FSP for RAM init +intel/bayleybay_fsp,n,Needs FSP for RAM init +intel/camelbackmountain_fsp,n,Needs FSP for RAM init +intel/cannonlake_rvp,n,Needs FSP for RAM init +intel/coffeelake_rvp,n,Needs FSP for RAM init +intel/emeraldlake2,n,Sandy/Ivy unported +intel/galileo,n,Needs FSP for RAM init +intel/glkrvp,n,Needs FSP for RAM init +intel/harcuvar,n,Needs blob for Denverton SOC +intel/icelake_rvp,n,Needs FSP for RAM init +intel/kblrvp,n,Needs FSP for RAM init +intel/kunimitsu,n,Needs FSP for RAM init +intel/leafhill,n,Needs FSP for RAM init +intel/littleplains,n,Needs FSP for RAM init +intel/minnow3,n,Needs FSP for RAM init +intel/minnowmax,n,Needs FSP for RAM init +intel/mohonpeak,n,Needs FSP for RAM init +intel/saddlebrook,n,Needs FSP for RAM init +intel/strago,n,Needs blob for Braswell SOC +intel/wtm2,n,Needs FSP for RAM init +jetway/pa78vm5,n,Needs VGA-ROM +kontron/986lcd-m,n,Needs VGA-ROM +lenovo/g505s,n,Needs VGA-ROM +lippert/frontrunner-af,n,Needs VGA-ROM +lippert/toucan-af,n,Needs VGA-ROM +msi/ms7721,n,Needs VGA-ROM +msi/ms9652_fam10,n,Needs VGA-ROM +ocp/monolake,n,Needs FSP for RAM init +ocp/wedge100s,n,Needs FSP for RAM init +opencellular/rotundu,n,Needs FSP for RAM init +pcengines/apu1,n,Needs VGA-ROM +pcengines/apu2,n,Needs AMD PI for initialisation +purism/librem_bdw,n,Needs FSP for RAM init +purism/librem_skl,n,Needs FSP for RAM init +roda/rk886ex,n,Needs VGA-ROM +roda/rk9,n,Needs VGA-ROM +samsung/lumpy,n,Sandy/Ivy unported +samsung/stumpy,n,Sandy/Ivy unported +scaleway/tagada,n,Needs blob for Denverton SOC +siemens/mc_apl1,n,Needs FSP for RAM init +siemens/mc_bdx1,n,Needs FSP for RAM init +siemens/mc_tcu3,n,Needs FSP for RAM init +supermicro/h8dmr_fam10,n,Needs VGA-ROM +supermicro/h8qme_fam10,n,Needs VGA-ROM +supermicro/h8scm_fam10,n,Needs VGA-ROM +supermicro/x10slm-f,n,Needs FSP for RAM init +tyan/s2912_fam10,n,Needs VGA-ROM +via/epia-m850,n,Needs VGA-ROM +apple/macbook21,Y, +apple/macbookair4_2,Y, +asrock/b75pro3-m,Y, +asrock/g41c-gs,Y, +asus/h61m-cs,Y, +asus/maximus_iv_gene-z,Y, +asus/p2b,Y, +asus/p2b-d,Y, +asus/p2b-ds,Y, +asus/p2b-f,Y, +asus/p2b-ls,Y, +asus/p3b-f,Y, +asus/p5gc-mx,Y, +asus/p5qc,Y, +asus/p5qpl-am,Y, +asus/p8h61-m_lx,Y, +asus/p8h61-m_pro,Y, +compulab/intense_pc,Y, +emulation/qemu-armv7,Y, +emulation/qemu-i440fx,Y, +emulation/qemu-power8,Y, +emulation/qemu-q35,Y, +emulation/qemu-riscv,Y, +emulation/spike-riscv,Y, +foxconn/d41s,Y, +foxconn/g41s-k,Y, +getac/p470,Y, +gigabyte/ga-945gcm-s2l,Y, +gigabyte/ga-b75m-d3h,Y, +gigabyte/ga-b75m-d3v,Y, +gigabyte/ga-g41m-es2l,Y, +gigabyte/ga-h61m-s2pv,Y, +google/peach_pit,Y,Needs confirmation +google/smaug,Y,Needs confirmation +google/urara,Y,Needs confirmation +hp/2570p,Y, +hp/2760p,Y, +hp/8460p,Y, +hp/8470p,Y, +hp/8770w,Y, +hp/compaq_8200_elite_sff,Y, +hp/folio_9470m,Y, +hp/revolve_810_g1,Y, +intel/d510mo,Y, +intel/d945gclf,Y, +intel/dcp847ske,Y, +intel/dg41wv,Y, +intel/dg43gt,Y, +jetway/nf81-t56n-lf,Y, +kontron/ktqm77,Y, +lenovo/l520,Y, +lenovo/s230u,Y, +lenovo/t400,Y, +lenovo/t420,Y, +lenovo/t420s,Y, +lenovo/t430,Y, +lenovo/t430s,Y, +lenovo/t520,Y, +lenovo/t530,Y, +lenovo/t60,Y, +lenovo/thinkcentre_a58,Y, +lenovo/x1_carbon_gen1,Y, +lenovo/x131e,Y, +lenovo/x200,Y, +lenovo/x201,Y, +lenovo/x220,Y, +lenovo/x230,Y, +lenovo/x60,Y, +lenovo/z61t,Y, +packardbell/ms2290,Y, +roda/rv11,Y, +sapphire/pureplatinumh61,Y, +ti/beaglebone,Y, -- To view, visit https://review.coreboot.org/c/coreboot/+/32237 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I526b453ca30d8bcb6a55b40f4e53c6852f7cf4c7 Gerrit-Change-Number: 32237 Gerrit-PatchSet: 1 Gerrit-Owner: Damien Zammit <damien(a)zamaudio.com> Gerrit-MessageType: newchange

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Change in ...coreboot[master]: security/tpm: Apply clang-format with new changes
by Philipp Deppenwiese (Code Review) 07 Aug '23

07 Aug '23

Philipp Deppenwiese has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/31816 Change subject: security/tpm: Apply clang-format with new changes ...................................................................... security/tpm: Apply clang-format with new changes * Fix 80 lines length issues as expected Change-Id: Ieeb675e96b95f6bf2d6a5b9d2be3ca8fd4ed6946 Signed-off-by: Philipp Deppenwiese <zaolin.daisuki(a)gmail.com> --- M src/security/tpm/tspi/log.c 1 file changed, 16 insertions(+), 17 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/16/31816/1 diff --git a/src/security/tpm/tspi/log.c b/src/security/tpm/tspi/log.c index 18ab288..dc8a1e4 100644 --- a/src/security/tpm/tspi/log.c +++ b/src/security/tpm/tspi/log.c @@ -33,8 +33,9 @@ if (cbmem_possibly_online()) { tclt = cbmem_find(CBMEM_ID_TCPA_LOG); if (!tclt) { - size_t tcpa_log_len = sizeof(struct tcpa_table) + - MAX_TCPA_LOG_ENTRIES * sizeof(struct tcpa_entry); + size_t tcpa_log_len = + sizeof(struct tcpa_table) + + MAX_TCPA_LOG_ENTRIES * sizeof(struct tcpa_entry); tclt = cbmem_add(CBMEM_ID_TCPA_LOG, tcpa_log_len); if (tclt) { tclt->max_entries = MAX_TCPA_LOG_ENTRIES; @@ -51,11 +52,9 @@ /* We are dealing here with pre CBMEM environment. * If cbmem isn't available use CAR or SRAM */ - if (!cbmem_possibly_online() && - !IS_ENABLED(CONFIG_VBOOT_RETURN_FROM_VERSTAGE)) + if (!cbmem_possibly_online() && !IS_ENABLED(CONFIG_VBOOT_RETURN_FROM_VERSTAGE)) return (struct tcpa_table *)_vboot2_tpm_log; - else if (ENV_ROMSTAGE && - !IS_ENABLED(CONFIG_VBOOT_RETURN_FROM_VERSTAGE)) { + else if (ENV_ROMSTAGE && !IS_ENABLED(CONFIG_VBOOT_RETURN_FROM_VERSTAGE)) { tclt = tcpa_cbmem_init(); if (!tclt) return (struct tcpa_table *)_vboot2_tpm_log; @@ -84,17 +83,15 @@ for (j = 0; j < tce->digest_length; j++) printk(BIOS_INFO, "%02x", tce->digest[j]); - printk(BIOS_INFO, " %s [%s]\n", - tce->digest_type, tce->name); + printk(BIOS_INFO, " %s [%s]\n", tce->digest_type, tce->name); } } printk(BIOS_INFO, "\n"); } void tcpa_log_add_table_entry(const char *name, const uint32_t pcr, - enum vb2_hash_algorithm digest_algo, - const uint8_t *digest, - const size_t digest_len) + enum vb2_hash_algorithm digest_algo, const uint8_t *digest, + const size_t digest_len) { struct tcpa_table *tclt = tcpa_log_init(); if (!tclt) { @@ -121,9 +118,8 @@ return; } - strncpy(tce->digest_type, - vb2_get_hash_algorithm_name(digest_algo), - TCPA_PCR_HASH_LEN - 1); + strncpy(tce->digest_type, vb2_get_hash_algorithm_name(digest_algo), + TCPA_PCR_HASH_LEN - 1); tce->digest_length = digest_len; memcpy(tce->digest, digest, tce->digest_length); } @@ -144,7 +140,8 @@ int i; if (preram_log->num_entries > MAX_PRERAM_TCPA_LOG_ENTRIES) { - printk(BIOS_WARNING, "TCPA: Pre-RAM TCPA log is too full, possible corruption\n"); + printk(BIOS_WARNING, + "TCPA: Pre-RAM TCPA log is too full, possible corruption\n"); return; } @@ -164,8 +161,10 @@ return; } - strncpy(tce->digest_type, preram_log->entries[i].digest_type, TCPA_PCR_HASH_LEN - 1); - tce->digest_length = MIN(preram_log->entries[i].digest_length, TCPA_DIGEST_MAX_LENGTH); + strncpy(tce->digest_type, preram_log->entries[i].digest_type, + TCPA_PCR_HASH_LEN - 1); + tce->digest_length = + MIN(preram_log->entries[i].digest_length, TCPA_DIGEST_MAX_LENGTH); memcpy(tce->digest, preram_log->entries[i].digest, tce->digest_length); } } -- To view, visit https://review.coreboot.org/c/coreboot/+/31816 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: Ieeb675e96b95f6bf2d6a5b9d2be3ca8fd4ed6946 Gerrit-Change-Number: 31816 Gerrit-PatchSet: 1 Gerrit-Owner: Philipp Deppenwiese <zaolin.daisuki(a)gmail.com> Gerrit-MessageType: newchange

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Change in coreboot[master]: southbridge/amd/pi/hudson : Revert partially commit bfb5c807e720761f4...
by Jorge Fernandez (Code Review) 07 Aug '23

07 Aug '23

Jorge Fernandez has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/37617 ) Change subject: southbridge/amd/pi/hudson : Revert partially commit bfb5c807e720761f4457d5106bb919f2aacb5535 ...................................................................... southbridge/amd/pi/hudson : Revert partially commit bfb5c807e720761f4457d5106bb919f2aacb5535 For AMD Bettong board to boot these changes should be reverted. The three options must be enabled to boot. Change-Id: Ied530563f5ff961b50213ffad874351bbd0d3ae3 Signed-off-by: Jorge Fernandez <jorgefm(a)cirsa.com> --- M src/southbridge/amd/pi/hudson/Makefile.inc 1 file changed, 4 insertions(+), 4 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/17/37617/1 diff --git a/src/southbridge/amd/pi/hudson/Makefile.inc b/src/southbridge/amd/pi/hudson/Makefile.inc index 33f59c7..29cf6d0 100644 --- a/src/southbridge/amd/pi/hudson/Makefile.inc +++ b/src/southbridge/amd/pi/hudson/Makefile.inc @@ -85,10 +85,10 @@ FIRMWARE_TYPE= PSPBTLDR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspBootLoader.Bypass.sbin -PSPRCVR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspRecovery.sbin -PSPSCUREOS_FILE=$(top)/$(FIRMWARE_LOCATE)/PspSecureOs.sbin -PSPTRUSTLETS_FILE=$(top)/$(FIRMWARE_LOCATE)/trustlets.bin -TRUSTLETKEY_FILE=$(top)/$(FIRMWARE_LOCATE)/Trustlet.tkn.cert +#PSPRCVR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspRecovery.sbin +#PSPSCUREOS_FILE=$(top)/$(FIRMWARE_LOCATE)/PspSecureOs.sbin +#PSPTRUSTLETS_FILE=$(top)/$(FIRMWARE_LOCATE)/trustlets.bin +#TRUSTLETKEY_FILE=$(top)/$(FIRMWARE_LOCATE)/Trustlet.tkn.cert endif ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y) -- To view, visit https://review.coreboot.org/c/coreboot/+/37617 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: Ied530563f5ff961b50213ffad874351bbd0d3ae3 Gerrit-Change-Number: 37617 Gerrit-PatchSet: 1 Gerrit-Owner: Jorge Fernandez Gerrit-MessageType: newchange

2 1

Change in coreboot[master]: src/southbridge/amd/pi/hudson/Makefile.inc: fix AMDFW outside CBFS
by Michał Żygowski (Code Review) 07 Aug '23

07 Aug '23

Michał Żygowski has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/35853 ) Change subject: src/southbridge/amd/pi/hudson/Makefile.inc: fix AMDFW outside CBFS ...................................................................... src/southbridge/amd/pi/hudson/Makefile.inc: fix AMDFW outside CBFS The amdfwtool expects firmware location to be passed in hexadecimal format. When CONFIG_AMDFW_OUTSIDE_CBFS the firmware location is calculated by int-add call which produces decimal output. Use shell printf to generate a hexadecimal value of HUDSON_FWM_POSITION. TEST=prepare simple FMD file with AMD_FW region at 0x20000, select CONFIG_AMDFW_OUTSIDE_CBFS and build PC Engines apu2 board Change-Id: Ib4b03f971b88acbc3392b66e084babe738659ea6 Signed-off-by: Michał Żygowski <michal.zygowski(a)3mdeb.com> --- M src/southbridge/amd/pi/hudson/Makefile.inc 1 file changed, 1 insertion(+), 1 deletion(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/53/35853/1 diff --git a/src/southbridge/amd/pi/hudson/Makefile.inc b/src/southbridge/amd/pi/hudson/Makefile.inc index 4b4b138..9b543ec 100644 --- a/src/southbridge/amd/pi/hudson/Makefile.inc +++ b/src/southbridge/amd/pi/hudson/Makefile.inc @@ -194,7 +194,7 @@ $(OPT_2SMUFIRMWARE2_FN_FILE) \ $(OPT_2SMUSCS_FILE) \ --flashsize $(CONFIG_ROM_SIZE) \ - --location $(HUDSON_FWM_POSITION) \ + --location $(shell printf "0x%x" $(HUDSON_FWM_POSITION)) \ --output $@ ifeq ($(CONFIG_AMDFW_OUTSIDE_CBFS),y) -- To view, visit https://review.coreboot.org/c/coreboot/+/35853 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: Ib4b03f971b88acbc3392b66e084babe738659ea6 Gerrit-Change-Number: 35853 Gerrit-PatchSet: 1 Gerrit-Owner: Michał Żygowski <michal.zygowski(a)3mdeb.com> Gerrit-MessageType: newchange

5 6

Change in ...coreboot[master]: WIP: libpayload: add initial support for RISC-V
by Philipp Hug (Code Review) 07 Aug '23

07 Aug '23

Philipp Hug has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/31356 Change subject: WIP: libpayload: add initial support for RISC-V ...................................................................... WIP: libpayload: add initial support for RISC-V Parse fdt provided by a2 and extract coreboot tables from it. Change-Id: I91df02069a0f8fd8771f73de0e866e9cea05cded Signed-off-by: Philipp Hug <philipp(a)hug.cx> --- M payloads/libpayload/Kconfig M payloads/libpayload/Makefile M payloads/libpayload/Makefile.inc A payloads/libpayload/arch/riscv/Kconfig A payloads/libpayload/arch/riscv/Makefile.inc A payloads/libpayload/arch/riscv/coreboot.c A payloads/libpayload/arch/riscv/head.S A payloads/libpayload/arch/riscv/libpayload.ldscript A payloads/libpayload/arch/riscv/main.c A payloads/libpayload/arch/riscv/sysinfo.c A payloads/libpayload/arch/riscv/timer.c A payloads/libpayload/arch/riscv/util.S A payloads/libpayload/arch/riscv/virtual.c M payloads/libpayload/bin/lpgcc A payloads/libpayload/configs/config.riscv A payloads/libpayload/configs/defconfig-riscv A payloads/libpayload/include/riscv/arch/asm.h A payloads/libpayload/include/riscv/arch/barrier.h A payloads/libpayload/include/riscv/arch/cache.h A payloads/libpayload/include/riscv/arch/io.h A payloads/libpayload/include/riscv/arch/types.h A payloads/libpayload/include/riscv/arch/virtual.h 22 files changed, 1,094 insertions(+), 1 deletion(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/56/31356/1 diff --git a/payloads/libpayload/Kconfig b/payloads/libpayload/Kconfig index 5bfbd54..846280d 100644 --- a/payloads/libpayload/Kconfig +++ b/payloads/libpayload/Kconfig @@ -119,6 +119,11 @@ help Support the MIPS architecture +config ARCH_RISCV + bool "RISCV" + help + Support the RISCV architecture + endchoice config MULTIBOOT @@ -148,12 +153,13 @@ default 0x04000000 if ARCH_ARM default 0x80100000 if ARCH_ARM64 default 0x00000000 if ARCH_MIPS + default 0x81000000 if ARCH_RISCV default 0x00100000 if ARCH_X86 help This is the base address for the payload. If unsure, set to 0x00100000 on x86, 0x00000000 on MIPS, - 0x04000000 on ARM or 0x80100000 on ARM64. + 0x04000000 on ARM or 0x80100000 on ARM64 or 0x81000000 on RISCV. endmenu @@ -451,4 +457,5 @@ source "arch/arm/Kconfig" source "arch/arm64/Kconfig" source "arch/mips/Kconfig" +source "arch/riscv/Kconfig" source "arch/x86/Kconfig" diff --git a/payloads/libpayload/Makefile b/payloads/libpayload/Makefile index 1a0acf1..e01115e 100644 --- a/payloads/libpayload/Makefile +++ b/payloads/libpayload/Makefile @@ -96,6 +96,7 @@ ARCHDIR-$(CONFIG_LP_ARCH_ARM) := arm ARCHDIR-$(CONFIG_LP_ARCH_ARM64) := arm64 ARCHDIR-$(CONFIG_LP_ARCH_MIPS) := mips +ARCHDIR-$(CONFIG_LP_ARCH_RISCV) := riscv ARCHDIR-$(CONFIG_LP_ARCH_X86) := x86 ARCH-y := $(ARCHDIR-y) @@ -105,6 +106,7 @@ ARCH-$(CONFIG_LP_ARCH_ARM) := arm ARCH-$(CONFIG_LP_ARCH_ARM64) := arm64 ARCH-$(CONFIG_LP_ARCH_X86) := x86_32 +ARCH-$(CONFIG_LP_ARCH_RISCV) := riscv ARCH-$(CONFIG_LP_ARCH_MIPS) := mips # Three cases where we don't need fully populated $(obj) lists: diff --git a/payloads/libpayload/Makefile.inc b/payloads/libpayload/Makefile.inc index 052a3f0..8ea0810 100644 --- a/payloads/libpayload/Makefile.inc +++ b/payloads/libpayload/Makefile.inc @@ -34,6 +34,7 @@ ARCHDIR-$(CONFIG_LP_ARCH_ARM) := arm ARCHDIR-$(CONFIG_LP_ARCH_ARM64) := arm64 ARCHDIR-$(CONFIG_LP_ARCH_MIPS) := mips +ARCHDIR-$(CONFIG_LP_ARCH_RISCV) := riscv ARCHDIR-$(CONFIG_LP_ARCH_X86) := x86 DESTDIR ?= install @@ -61,12 +62,15 @@ INCLUDES := -Iinclude -Iinclude/$(ARCHDIR-y) -I$(obj) -include include/kconfig.h +ARCHCFLAGS-$(CONFIG_LP_ARCH_RISCV) := -mcmodel=medany + CFLAGS += $(EXTRA_CFLAGS) $(INCLUDES) -Os -pipe -nostdinc -ggdb3 CFLAGS += -nostdlib -fno-builtin -ffreestanding -fomit-frame-pointer CFLAGS += -ffunction-sections -fdata-sections CFLAGS += -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs CFLAGS += -Wstrict-aliasing -Wshadow -Werror +CFLAGS += $(ARCHCFLAGS-y) $(obj)/libpayload-config.h: $(KCONFIG_AUTOHEADER) cmp $@ $< 2>/dev/null || cp $< $@ diff --git a/payloads/libpayload/arch/riscv/Kconfig b/payloads/libpayload/arch/riscv/Kconfig new file mode 100644 index 0000000..6352ff0 --- /dev/null +++ b/payloads/libpayload/arch/riscv/Kconfig @@ -0,0 +1,37 @@ +## +## This file is part of the libpayload project. +## +## Copyright (c) 2012 Google Inc. +## +## Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions +## are met: +## 1. Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## 2. Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in the +## documentation and/or other materials provided with the distribution. +## 3. The name of the author may not be used to endorse or promote products +## derived from this software without specific prior written permission. +## +## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +## SUCH DAMAGE. +## + +if ARCH_RISCV + +config ARCH_SPECIFIC_OPTIONS # dummy + def_bool y + select LITTLE_ENDIAN + select FDT + +endif diff --git a/payloads/libpayload/arch/riscv/Makefile.inc b/payloads/libpayload/arch/riscv/Makefile.inc new file mode 100644 index 0000000..01d6bd8 --- /dev/null +++ b/payloads/libpayload/arch/riscv/Makefile.inc @@ -0,0 +1,34 @@ +## +## This file is part of the libpayload project. +## +## Copyright (C) 2008 Advanced Micro Devices, Inc. +## +## Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions +## are met: +## 1. Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## 2. Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in the +## documentation and/or other materials provided with the distribution. +## 3. The name of the author may not be used to endorse or promote products +## derived from this software without specific prior written permission. +## +## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +## SUCH DAMAGE. +## + +head.o-y += head.S + +libc-y += main.c sysinfo.c +libc-y += timer.c coreboot.c util.S +libc-y += virtual.c diff --git a/payloads/libpayload/arch/riscv/coreboot.c b/payloads/libpayload/arch/riscv/coreboot.c new file mode 100644 index 0000000..ea21c51 --- /dev/null +++ b/payloads/libpayload/arch/riscv/coreboot.c @@ -0,0 +1,94 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * Copyright (C) 2009 coresystems GmbH + * Copyright (C) 2019 Philipp Hug <philipp(a)hug.cx> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <libpayload-config.h> +#include <libpayload.h> +#include <coreboot_tables.h> +#include <libfdt.h> + +/* This pointer gets set in head.S and is passed in from coreboot. */ +void *fdt_ptr; +int hart_id; + +/* == Architecture specific == */ + +int cb_parse_arch_specific(struct cb_record *rec, struct sysinfo_t *info) +{ + switch (rec->tag) { + default: + return 0; + } + return 1; +} + +int get_coreboot_info(struct sysinfo_t *info) +{ + void *cb_header_ptr = get_cb_header_ptr(); + if (cb_header_ptr == NULL) + return 1; + return cb_parse_header(cb_header_ptr, 1, info); +} + +void *get_cb_header_ptr(void) +{ + int offset; + int len; + const struct fdt_property *prop; + + /* + * coreboot tables are provides within the fdt which was passes as + * a2 to the entry point + */ + + if (fdt_check_header(fdt_ptr) != 0) { + printf("fdt: invalid header\n"); + return NULL; + } + + // search for coreboot node + offset = fdt_node_offset_by_compatible(fdt_ptr, -1, "coreboot"); + if (offset < 0) { + printf("fdt: coreboot node not found\n"); + return NULL; + } + + /* + * get reg property and extract the pointer to the coreboot tables + * TODO: parse cell info and fix for RV32 + */ + prop = fdt_get_property(fdt_ptr, offset, "reg", &len); + if (len != 32) { + printf("fdt: invalid reg property\n"); + return NULL; + } + + return (void *)fdt64_ld((fdt64_t *)prop->data); +} diff --git a/payloads/libpayload/arch/riscv/head.S b/payloads/libpayload/arch/riscv/head.S new file mode 100644 index 0000000..c46b20b --- /dev/null +++ b/payloads/libpayload/arch/riscv/head.S @@ -0,0 +1,74 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * Copyright (C) 2019 Philipp Hug <philipp(a)hug.cx> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <arch/asm.h> + +/* + * Our entry point + */ +ENTRY(_entry) + + /* Save off hart id in a0 */ + la t0, hart_id + sd a0, 0(t0) + + /* Save off device tree pointer in a1 */ + la t0, fdt_ptr + sd a1, 0(t0) + + /* + * busy-loop for harts != 0 + * TODO: add support hart > 0 + */ + li a3, 0 + beq a0, a3, _hart_zero +_hart_loop: + j _hart_loop +_hart_zero: + + /* + * Setup new stack + * TODO, use stack per hart + */ + la t0, _stack + li t1, 0xDEADBEEF + sd t1, 0(t0) + add sp, t0, 0 + + /* Let's rock. */ + tail start_main + +ENDPROC(_entry) + +.align 4 +1: +.quad fdt_ptr +2: +.quad _stack diff --git a/payloads/libpayload/arch/riscv/libpayload.ldscript b/payloads/libpayload/arch/riscv/libpayload.ldscript new file mode 100644 index 0000000..1929549 --- /dev/null +++ b/payloads/libpayload/arch/riscv/libpayload.ldscript @@ -0,0 +1,91 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2013 Google, Inc. + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +OUTPUT_FORMAT("elf64-littleriscv", "elf64-littleriscv","elf64-littleriscv") +OUTPUT_ARCH(riscv) + +ENTRY(_entry) + +SECTIONS +{ + . = CONFIG_LP_BASE_ADDRESS; + + . = ALIGN(16); + _start = .; + + .text : { + *(.text._entry) + *(.text) + *(.text.*) + } + + .rodata : { + *(.rodata) + *(.rodata.*) + } + + .data : { + *(.data) + *(.data.*) + } + + _edata = .; + + .bss : { + *(.sbss) + *(.sbss.*) + *(.bss) + *(.bss.*) + *(COMMON) + + /* Stack and heap */ + + . = ALIGN(16); + _heap = .; + . += CONFIG_LP_HEAP_SIZE; + . = ALIGN(16); + _eheap = .; + + _estack = .; + . += CONFIG_LP_STACK_SIZE; + . = ALIGN(16); + _stack = .; + } + .debug : { + *(.debug) + } + + _end = .; + + /DISCARD/ : { + *(.comment) + *(.note*) + } +} diff --git a/payloads/libpayload/arch/riscv/main.c b/payloads/libpayload/arch/riscv/main.c new file mode 100644 index 0000000..83fb841 --- /dev/null +++ b/payloads/libpayload/arch/riscv/main.c @@ -0,0 +1,72 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <libpayload.h> + +unsigned int main_argc; /**< The argc value to pass to main() */ + +/** The argv value to pass to main() */ +char *main_argv[MAX_ARGC_COUNT]; + +/** + * This is our C entry function - set up the system + * and jump into the payload entry point. + */ +void start_main(void); +void start_main(void) +{ + extern int main(int argc, char **argv); + + /* Gather system information. */ + lib_get_sysinfo(); + +#if !IS_ENABLED(CONFIG_LP_SKIP_CONSOLE_INIT) + console_init(); +#endif + + // TODO: implement exceptions + // exception_init(); + + /* + * Any other system init that has to happen before the + * user gets control goes here. + */ + + /* + * Go to the entry point. + * In the future we may care about the return value. + */ + + (void)main(main_argc, (main_argc != 0) ? main_argv : NULL); + + /* + * Returning here will go to the _leave function to return + * us to the original context. + */ +} diff --git a/payloads/libpayload/arch/riscv/sysinfo.c b/payloads/libpayload/arch/riscv/sysinfo.c new file mode 100644 index 0000000..575b7da --- /dev/null +++ b/payloads/libpayload/arch/riscv/sysinfo.c @@ -0,0 +1,79 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <libpayload-config.h> +#include <libpayload.h> +#include <coreboot_tables.h> + +/** + * This is a global structure that is used through the library - we set it + * up initially with some dummy values - hopefully they will be overridden. + * Also set some defaults for the console in case the fdt is messed up. + */ +struct cb_serial serial_info = { + .baseaddr = 0x10000000, + .type = CB_SERIAL_TYPE_MEMORY_MAPPED, + .regwidth = 1, +}; + +struct sysinfo_t lib_sysinfo = { + .cpu_khz = 1000, + .serial = &serial_info, +}; + +int lib_get_sysinfo(void) +{ + int ret; + + /* Get the CPU speed (for delays). */ + lib_sysinfo.cpu_khz = get_cpu_speed(); + + /* Get information from the coreboot tables, + * if they exist */ + + ret = get_coreboot_info(&lib_sysinfo); + + if (!lib_sysinfo.n_memranges) { + /* If we can't get a good memory range, use the default. */ + lib_sysinfo.n_memranges = 1; + + lib_sysinfo.memrange[0].base = 0x80000000u; + lib_sysinfo.memrange[0].size = 1024 * 1024; + lib_sysinfo.memrange[0].type = CB_MEM_RAM; + } + + return ret; +} + +void lib_sysinfo_get_memranges(struct memrange **ranges, + uint64_t *nranges) +{ + *ranges = &lib_sysinfo.memrange[0]; + *nranges = lib_sysinfo.n_memranges; +} diff --git a/payloads/libpayload/arch/riscv/timer.c b/payloads/libpayload/arch/riscv/timer.c new file mode 100644 index 0000000..d233ddc --- /dev/null +++ b/payloads/libpayload/arch/riscv/timer.c @@ -0,0 +1,54 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/** + * @file riscv/timer.c + * RISC-V specific timer routines + */ + +#include <libpayload.h> + +/** + * @ingroup arch + * Global variable containing the speed of the processor in KHz. + */ +u32 cpu_khz; + +/** + * Calculate the speed of the processor for use in delays. + * + * @return The CPU speed in kHz. + */ +unsigned int get_cpu_speed(void) +{ + /* FIXME */ + cpu_khz = 1000000U; + + return cpu_khz; +} diff --git a/payloads/libpayload/arch/riscv/util.S b/payloads/libpayload/arch/riscv/util.S new file mode 100644 index 0000000..dde2099 --- /dev/null +++ b/payloads/libpayload/arch/riscv/util.S @@ -0,0 +1,35 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2012 Google, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <arch/asm.h> + +/* This function puts the system into a halt. */ +ENTRY(halt) + j halt +ENDPROC(halt) diff --git a/payloads/libpayload/arch/riscv/virtual.c b/payloads/libpayload/arch/riscv/virtual.c new file mode 100644 index 0000000..c3f4aa7 --- /dev/null +++ b/payloads/libpayload/arch/riscv/virtual.c @@ -0,0 +1,40 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 coresystems GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <libpayload.h> +#include <assert.h> +#include <die.h> +#include <stdlib.h> +#include <unistd.h> +#include <arch/cache.h> +#include <arch/virtual.h> +#include <arch/io.h> + +unsigned long virtual_offset = 0; +extern char _end[]; diff --git a/payloads/libpayload/bin/lpgcc b/payloads/libpayload/bin/lpgcc index b3ef342..2faf113 100755 --- a/payloads/libpayload/bin/lpgcc +++ b/payloads/libpayload/bin/lpgcc @@ -86,6 +86,12 @@ _ARCHEXTRA="" _ARCH=mips fi +if [ "$CONFIG_LP_ARCH_RISCV" = "y" ]; then + _ARCHINCDIR=$_INCDIR/riscv + _ARCHLIBDIR=$_LIBDIR/riscv + _ARCHEXTRA="" + _ARCH=riscv +fi if [ "$CONFIG_LP_ARCH_X86" = "y" ]; then _ARCHINCDIR=$_INCDIR/x86 _ARCHLIBDIR=$_LIBDIR/x86 diff --git a/payloads/libpayload/configs/config.riscv b/payloads/libpayload/configs/config.riscv new file mode 100644 index 0000000..7982b4a --- /dev/null +++ b/payloads/libpayload/configs/config.riscv @@ -0,0 +1,81 @@ +# +# Automatically generated file; DO NOT EDIT. +# Libpayload Configuration +# + +# +# Generic Options +# +# CONFIG_LP_GPL is not set +# CONFIG_LP_EXPERIMENTAL is not set +# CONFIG_LP_DEVELOPER is not set +# CONFIG_LP_CHROMEOS is not set +CONFIG_LP_COMPILER_GCC=y +# CONFIG_LP_COMPILER_LLVM_CLANG is not set +# CONFIG_LP_MEMMAP_RAM_ONLY is not set + +# +# Architecture Options +# +# CONFIG_LP_ARCH_ARM is not set +# CONFIG_LP_ARCH_X86 is not set +# CONFIG_LP_ARCH_ARM64 is not set +# CONFIG_LP_ARCH_MIPS is not set +CONFIG_LP_ARCH_RISCV=y +CONFIG_LP_HEAP_SIZE=131072 +CONFIG_LP_STACK_SIZE=16384 +CONFIG_LP_BASE_ADDRESS=0x80100000 + +# +# Standard Libraries +# +CONFIG_LP_LIBC=y +# CONFIG_LP_CURSES is not set +CONFIG_LP_CBFS=y +CONFIG_LP_LZMA=y +CONFIG_LP_LZ4=y + +# +# Console Options +# +# CONFIG_LP_SKIP_CONSOLE_INIT is not set +CONFIG_LP_CBMEM_CONSOLE=y +# CONFIG_LP_SERIAL_CONSOLE is not set +CONFIG_LP_VIDEO_CONSOLE=y +# CONFIG_LP_COREBOOT_VIDEO_CONSOLE is not set +# CONFIG_LP_PC_I8042 is not set +# CONFIG_LP_PC_MOUSE is not set +# CONFIG_LP_PC_KEYBOARD is not set + +# +# Drivers +# +# CONFIG_LP_MOUSE_CURSOR is not set +# CONFIG_LP_RTC_PORT_EXTENDED_VIA is not set +CONFIG_LP_TIMER_NONE=y +# CONFIG_LP_TIMER_MCT is not set +# CONFIG_LP_TIMER_TEGRA_1US is not set +# CONFIG_LP_TIMER_IPQ806X is not set +# CONFIG_LP_TIMER_ARMADA38X is not set +# CONFIG_LP_TIMER_IPQ40XX is not set +# CONFIG_LP_TIMER_ARM64_ARCH is not set +# CONFIG_LP_TIMER_RK3288 is not set +# CONFIG_LP_TIMER_RK3399 is not set +# CONFIG_LP_TIMER_CYGNUS is not set +# CONFIG_LP_TIMER_IMG_PISTACHIO is not set +# CONFIG_LP_TIMER_MTK is not set +# CONFIG_LP_TIMER_MVMAP2315 is not set +CONFIG_LP_TIMER_GENERIC_HZ=100000 +CONFIG_LP_TIMER_GENERIC_REG=0x0 +CONFIG_LP_TIMER_GENERIC_HIGH_REG=0x0 +CONFIG_LP_STORAGE=y +# CONFIG_LP_STORAGE_64BIT_LBA is not set +CONFIG_LP_STORAGE_ATA=y +CONFIG_LP_STORAGE_ATAPI=y +# CONFIG_LP_USB is not set +# CONFIG_LP_USB_GEN_HUB is not set +# CONFIG_LP_UDC is not set +# CONFIG_LP_BIG_ENDIAN is not set +CONFIG_LP_LITTLE_ENDIAN=y +# CONFIG_LP_IO_ADDRESS_SPACE is not set +CONFIG_LP_ARCH_SPECIFIC_OPTIONS=y diff --git a/payloads/libpayload/configs/defconfig-riscv b/payloads/libpayload/configs/defconfig-riscv new file mode 100644 index 0000000..2ce2bc5 --- /dev/null +++ b/payloads/libpayload/configs/defconfig-riscv @@ -0,0 +1,3 @@ +CONFIG_LP_ARCH_RISCV=y +CONFIG_LP_TINYCURSES=n +CONFIG_LP_USB=n diff --git a/payloads/libpayload/include/riscv/arch/asm.h b/payloads/libpayload/include/riscv/arch/asm.h new file mode 100644 index 0000000..842fb0d --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/asm.h @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2013 Google Inc. + * + */ + +#ifndef __RISCV_ASM_H +#define __RISCV_ASM_H + +# define RISCV(x...) x +# define W(instr) instr + +#define ALIGN .align 2 + +#define ENDPROC(name) \ + .type name, %function; \ + END(name) + +#define ENTRY(name) \ + .section .text.name, "ax", %progbits; \ + .global name; \ + ALIGN; \ + name: + +#define END(name) \ + .size name, .-name + +#endif /* __RISCV_ASM_H */ diff --git a/payloads/libpayload/include/riscv/arch/barrier.h b/payloads/libpayload/include/riscv/arch/barrier.h new file mode 100644 index 0000000..0b55df6 --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/barrier.h @@ -0,0 +1,61 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * Copyright (C) 2003-2004 Olivier Houchard + * Copyright (C) 1994-1997 Mark Brinicombe + * Copyright (C) 1994 Brini + * All rights reserved. + * + * This code is derived from software written for Brini by Mark Brinicombe + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#ifndef __ARCH_BARRIER_H_ +#define __ARCH_BARRIER_H__ + +#include <arch/cache.h> + +/* + * Description of different memory barriers introduced: + * + * Memory barrier(mb) - Guarantees that all memory accesses specified before the + * barrier will happen before all memory accesses specified after the barrier + * + * Read memory barrier (rmb) - Guarantees that all read memory accesses + * specified before the barrier will happen before all read memory accesses + * specified after the barrier + * + * Write memory barrier (wmb) - Guarantees that all write memory accesses + * specified before the barrier will happen before all write memory accesses + * specified after the barrier + */ + +#define mb() +#define rmb() +#define wmb() + +#endif /* __ARCH_BARRIER_H__ */ diff --git a/payloads/libpayload/include/riscv/arch/cache.h b/payloads/libpayload/include/riscv/arch/cache.h new file mode 100644 index 0000000..820bee9 --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/cache.h @@ -0,0 +1,83 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2013 Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * cache.h: Cache maintenance API for RISCV + */ + +#ifndef RISCV_CACHE_H +#define RISCV_CACHE_H + +#include <stddef.h> +#include <stdint.h> + +/* + * Cache maintenance API + */ + +/* dcache clean and invalidate all (on current level given by CCSELR) */ +void dcache_clean_invalidate_all(void); + +/* dcache clean by virtual address to PoC */ +void dcache_clean_by_mva(void const *addr, size_t len); + +/* dcache clean and invalidate by virtual address to PoC */ +void dcache_clean_invalidate_by_mva(void const *addr, size_t len); + +/* dcache invalidate by virtual address to PoC */ +void dcache_invalidate_by_mva(void const *addr, size_t len); + +void dcache_clean_all(void); + +/* dcache invalidate all (on current level given by CCSELR) */ +void dcache_invalidate_all(void); + +/* returns number of bytes per cache line */ +unsigned int dcache_line_bytes(void); + +/* dcache and MMU disable */ +void dcache_mmu_disable(void); + +/* dcache and MMU enable */ +void dcache_mmu_enable(void); + +/* perform all icache/dcache maintenance needed after loading new code */ +void cache_sync_instructions(void); + +/* Ensure that loaded program segment is synced back from cache to PoC */ +void arch_program_segment_loaded(void const *addr, size_t len); + +/* tlb invalidate all */ +void tlb_invalidate_all(void); + +/* Invalidate all of the instruction cache for PE to PoU. */ +static inline void icache_invalidate_all(void) +{ + return; +} + +#endif /* RISCV_CACHE_H */ diff --git a/payloads/libpayload/include/riscv/arch/io.h b/payloads/libpayload/include/riscv/arch/io.h new file mode 100644 index 0000000..8413b61 --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/io.h @@ -0,0 +1,106 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * Copyright (C) 2008 coresystems GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _ARCH_IO_H +#define _ARCH_IO_H + +#include <stdint.h> +#include <arch/cache.h> +//#include <arch/lib_helpers.h> + +/* + * readb/w/l writeb/w/l are deprecated. use read8/16/32 and write8/16/32 + * instead for future development. + * + * TODO: make the existing code use read8/16/32 and write8/16/32 then remove + * readb/w/l and writeb/w/l. + */ + +static inline uint8_t readb(volatile const void *_a) +{ + return *(volatile const uint8_t *)_a; +} + +static inline uint16_t readw(volatile const void *_a) +{ + return *(volatile const uint16_t *)_a; +} + +static inline uint32_t readl(volatile const void *_a) +{ + return *(volatile const uint32_t *)_a; +} + +static inline void writeb(uint8_t _v, volatile void *_a) +{ + *(volatile uint8_t *)_a = _v; +} + +static inline void writew(uint16_t _v, volatile void *_a) +{ + *(volatile uint16_t *)_a = _v; +} + +static inline void writel(uint32_t _v, volatile void *_a) +{ + *(volatile uint32_t *)_a = _v; +} + +static inline uint8_t read8(const void *addr) +{ + return *(volatile uint8_t *)addr; +} + +static inline uint16_t read16(const void *addr) +{ + return *(volatile uint16_t *)addr; +} + +static inline uint32_t read32(const void *addr) +{ + return *(volatile uint32_t *)addr; +} + +static inline void write8(void *addr, uint8_t val) +{ + *(volatile uint8_t *)addr = val; +} + +static inline void write16(void *addr, uint16_t val) +{ + *(volatile uint16_t *)addr = val; +} + +static inline void write32(void *addr, uint32_t val) +{ + *(volatile uint32_t *)addr = val; +} + +#endif diff --git a/payloads/libpayload/include/riscv/arch/types.h b/payloads/libpayload/include/riscv/arch/types.h new file mode 100644 index 0000000..1bd815b --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/types.h @@ -0,0 +1,60 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2007 Uwe Hermann <uwe(a)hermann-uwe.de> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _ARCH_TYPES_H +#define _ARCH_TYPES_H + +typedef unsigned char uint8_t; +typedef unsigned char u8; +typedef signed char int8_t; +typedef signed char s8; + +typedef unsigned short uint16_t; +typedef unsigned short u16; +typedef signed short int16_t; +typedef signed short s16; + +typedef unsigned int uint32_t; +typedef unsigned int u32; +typedef signed int int32_t; +typedef signed int s32; + +typedef unsigned long long uint64_t; +typedef unsigned long long u64; +typedef signed long long int64_t; +typedef signed long long s64; + +typedef long time_t; +typedef long suseconds_t; + +#ifndef NULL +#define NULL ((void *)0) +#endif + +#endif diff --git a/payloads/libpayload/include/riscv/arch/virtual.h b/payloads/libpayload/include/riscv/arch/virtual.h new file mode 100644 index 0000000..dac3480 --- /dev/null +++ b/payloads/libpayload/include/riscv/arch/virtual.h @@ -0,0 +1,41 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 coresystems GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _ARCH_VIRTUAL_H +#define _ARCH_VIRTUAL_H + +extern unsigned long virtual_offset; + +#define virt_to_phys(virt) ((unsigned long)(virt) + virtual_offset) +#define phys_to_virt(phys) ((void *)((unsigned long)(phys)-virtual_offset)) + +#define virt_to_bus(addr) virt_to_phys(addr) +#define bus_to_virt(addr) phys_to_virt(addr) + +#endif -- To view, visit https://review.coreboot.org/c/coreboot/+/31356 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I91df02069a0f8fd8771f73de0e866e9cea05cded Gerrit-Change-Number: 31356 Gerrit-PatchSet: 1 Gerrit-Owner: Philipp Hug <philipp(a)hug.cx> Gerrit-Reviewer: Martin Roth <martinroth(a)google.com> Gerrit-Reviewer: Patrick Georgi <pgeorgi(a)google.com> Gerrit-Reviewer: Philipp Hug <philipp(a)hug.cx> Gerrit-MessageType: newchange

5 6

Change in ...coreboot[master]: configs: add debug config for Dell OptiPlex 7010
by Piotr Król (Code Review) 07 Aug '23

07 Aug '23

Piotr Król has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30518 Change subject: configs: add debug config for Dell OptiPlex 7010 ...................................................................... configs: add debug config for Dell OptiPlex 7010 Signed-off-by: Piotr Król <piotr.krol(a)3mdeb.com> Change-Id: I3d90ecd98ca9df7de776797173229993fec25137 --- A configs/config.dell_optiplex_7010.debug 1 file changed, 2 insertions(+), 0 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/18/30518/1 diff --git a/configs/config.dell_optiplex_7010.debug b/configs/config.dell_optiplex_7010.debug new file mode 100644 index 0000000..426e101 --- /dev/null +++ b/configs/config.dell_optiplex_7010.debug @@ -0,0 +1,2 @@ +CONFIG_VENDOR_DELL=y +CONFIG_CONSOLE_SPI_FLASH=y -- To view, visit https://review.coreboot.org/c/coreboot/+/30518 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I3d90ecd98ca9df7de776797173229993fec25137 Gerrit-Change-Number: 30518 Gerrit-PatchSet: 1 Gerrit-Owner: Piotr Król <piotr.krol(a)3mdeb.com> Gerrit-MessageType: newchange

2 1

Change in ...coreboot[master]: soc/intel/cannonlake: Adding Kconfig option to disable the eMMC contr...
by V Sowmya (Code Review) 07 Aug '23

07 Aug '23

V Sowmya has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30614 Change subject: soc/intel/cannonlake: Adding Kconfig option to disable the eMMC controller ...................................................................... soc/intel/cannonlake: Adding Kconfig option to disable the eMMC controller This patch adds an Kconfig option to exclude the EMMC interface ACPI objects for cannonlake based platforms. BUG=b:120914069 BRANCH=none TEST=USE="-intel_mrc -bmpblk" emerge-hatch coreboot. Change-Id: I90c0230e845c8d02386b50b1100faf7064ecf8f6 Signed-off-by: V Sowmya <v.sowmya(a)intel.com> --- M src/soc/intel/cannonlake/Kconfig M src/soc/intel/cannonlake/acpi/scs.asl 2 files changed, 9 insertions(+), 0 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/14/30614/1 diff --git a/src/soc/intel/cannonlake/Kconfig b/src/soc/intel/cannonlake/Kconfig index 9e007b6..121909a 100644 --- a/src/soc/intel/cannonlake/Kconfig +++ b/src/soc/intel/cannonlake/Kconfig @@ -208,6 +208,13 @@ default 4 if SOC_INTEL_CANNONLAKE_PCH_H default 6 +config EXCLUDE_EMMC_INTERFACE + bool + default n + help + If you set this option to n, it will not use EMMC controller. + + # Clock divider parameters for 115200 baud rate config SOC_INTEL_COMMON_LPSS_UART_CLK_M_VAL hex diff --git a/src/soc/intel/cannonlake/acpi/scs.asl b/src/soc/intel/cannonlake/acpi/scs.asl index 896fd77..29939be 100644 --- a/src/soc/intel/cannonlake/acpi/scs.asl +++ b/src/soc/intel/cannonlake/acpi/scs.asl @@ -27,6 +27,7 @@ ^PCRA (Arg0, 0x4820, 0x0) } +#if !IS_ENABLED(CONFIG_EXCLUDE_EMMC_INTERFACE) /* EMMC */ Device(PEMC) { Name(_ADR, 0x001A0000) @@ -77,6 +78,7 @@ } } } +#endif /* SD CARD */ Device (SDXC) -- To view, visit https://review.coreboot.org/c/coreboot/+/30614 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I90c0230e845c8d02386b50b1100faf7064ecf8f6 Gerrit-Change-Number: 30614 Gerrit-PatchSet: 1 Gerrit-Owner: V Sowmya <v.sowmya(a)intel.com> Gerrit-MessageType: newchange

7 13

Change in ...coreboot[master]: mb/lenovo/x131e: devicetree updates
by James (Code Review) 07 Aug '23

07 Aug '23

James has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/31066 Change subject: mb/lenovo/x131e: devicetree updates ...................................................................... mb/lenovo/x131e: devicetree updates Enable the mSATA slot and WWAN detection (functionality untested). Change-Id: I4cfefb06556c9d69bc8e4a4f9d112246885c253a Signed-off-by: James Ye <jye836(a)gmail.com> --- M src/mainboard/lenovo/x131e/devicetree.cb 1 file changed, 8 insertions(+), 2 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/66/31066/1 diff --git a/src/mainboard/lenovo/x131e/devicetree.cb b/src/mainboard/lenovo/x131e/devicetree.cb index 4adc94b..3d0148f 100644 --- a/src/mainboard/lenovo/x131e/devicetree.cb +++ b/src/mainboard/lenovo/x131e/devicetree.cb @@ -51,8 +51,8 @@ register "gpi6_routing" = "2" register "gpi13_routing" = "2" - # Enable SATA ports - register "sata_port_map" = "0x1" + # Enable SATA ports 0 (2.5 inch) and 1 (mSATA) + register "sata_port_map" = "0x3" # Set max SATA speed to 6.0 Gb/s register "sata_interface_speed_support" = "0x3" @@ -131,6 +131,12 @@ register "eventd_enable" = "0xff" register "evente_enable" = "0xff" register "eventf_enable" = "0xff" + + register "has_bdc_detection" = "0" + + register "has_wwan_detection" = "1" + register "wwan_gpio_num" = "68" + register "wwan_gpio_lvl" = "0" end end device pci 1f.2 on end # SATA Controller 1 -- To view, visit https://review.coreboot.org/c/coreboot/+/31066 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: I4cfefb06556c9d69bc8e4a4f9d112246885c253a Gerrit-Change-Number: 31066 Gerrit-PatchSet: 1 Gerrit-Owner: James <jye836(a)gmail.com> Gerrit-MessageType: newchange

4 7

Change in ...coreboot[master]: mb/lenovo/x131e: function key support
by James (Code Review) 07 Aug '23

07 Aug '23

James has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/31067 Change subject: mb/lenovo/x131e: function key support ...................................................................... mb/lenovo/x131e: function key support Enables function keys for X131e. The IT8518e EC of this board uses some different ACPI methods compared to the regular Lenovo H8. Add an option to use the alternative set of methods. Change-Id: Ib3a01f37a8b54889b55e92c501c9350e6c68bd57 Signed-off-by: James Ye <jye836(a)gmail.com> --- M src/ec/lenovo/h8/Kconfig M src/ec/lenovo/h8/acpi/ec.asl M src/mainboard/lenovo/x131e/Kconfig M src/mainboard/lenovo/x131e/Makefile.inc M src/mainboard/lenovo/x131e/devicetree.cb A src/mainboard/lenovo/x131e/ec.h M src/mainboard/lenovo/x131e/mainboard.c M src/mainboard/lenovo/x131e/romstage.c A src/mainboard/lenovo/x131e/smihandler.c 9 files changed, 146 insertions(+), 22 deletions(-) git pull ssh://review.coreboot.org:29418/coreboot refs/changes/67/31067/1 diff --git a/src/ec/lenovo/h8/Kconfig b/src/ec/lenovo/h8/Kconfig index f9b0b14..3dab615 100644 --- a/src/ec/lenovo/h8/Kconfig +++ b/src/ec/lenovo/h8/Kconfig @@ -28,6 +28,12 @@ Disable BDC detection and assume bluetooth is installed. Required for bluetooth on wifi cards, as it's not possible to detect it in coreboot. +config H8_ALT_EC_QUERY + bool "Alternate ACPI EC query methods" + default n + help + Use alternative EC query methods for X131e + endif config H8_DOCK_EARLY_INIT diff --git a/src/ec/lenovo/h8/acpi/ec.asl b/src/ec/lenovo/h8/acpi/ec.asl index 327a2cf..7c96504 100644 --- a/src/ec/lenovo/h8/acpi/ec.asl +++ b/src/ec/lenovo/h8/acpi/ec.asl @@ -140,7 +140,11 @@ /* Sleep Button pressed */ Method(_Q13, 0, NotSerialized) { +#ifndef CONFIG_H8_ALT_EC_QUERY Notify(^SLPB, 0x80) +#else + ^HKEY.RHK(0x04) +#endif } /* Brightness up GPE */ @@ -217,9 +221,20 @@ Method (_Q17, 0, NotSerialized) { +#ifndef CONFIG_H8_ALT_EC_QUERY ^HKEY.RHK (0x08) +#else + BRIGHTNESS_DOWN() +#endif } +#ifdef CONFIG_H8_ALT_EC_QUERY + Method (_Q18, 0, NotSerialized) + { + BRIGHTNESS_UP() + } +#endif + Method (_Q66, 0, NotSerialized) { ^HKEY.RHK (0x0A) diff --git a/src/mainboard/lenovo/x131e/Kconfig b/src/mainboard/lenovo/x131e/Kconfig index 946b945..ee7a83f 100644 --- a/src/mainboard/lenovo/x131e/Kconfig +++ b/src/mainboard/lenovo/x131e/Kconfig @@ -8,6 +8,7 @@ select USE_NATIVE_RAMINIT select SOUTHBRIDGE_INTEL_C216 select EC_LENOVO_H8 + select H8_ALT_EC_QUERY select NO_UART_ON_SUPERIO select BOARD_ROMSIZE_KB_12288 select HAVE_ACPI_TABLES diff --git a/src/mainboard/lenovo/x131e/Makefile.inc b/src/mainboard/lenovo/x131e/Makefile.inc index 7a00cce..2dab950 100644 --- a/src/mainboard/lenovo/x131e/Makefile.inc +++ b/src/mainboard/lenovo/x131e/Makefile.inc @@ -13,6 +13,7 @@ ## GNU General Public License for more details. ## +smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c romstage-y += gpio.c ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads diff --git a/src/mainboard/lenovo/x131e/devicetree.cb b/src/mainboard/lenovo/x131e/devicetree.cb index 3d0148f..0a73010 100644 --- a/src/mainboard/lenovo/x131e/devicetree.cb +++ b/src/mainboard/lenovo/x131e/devicetree.cb @@ -47,7 +47,8 @@ chip southbridge/intel/bd82x6x # GPI routing - register "alt_gp_smi_en" = "0x0000" + register "alt_gp_smi_en" = "0x0002" + register "gpi1_routing" = "1" register "gpi6_routing" = "2" register "gpi13_routing" = "2" @@ -115,22 +116,10 @@ register "beepmask1" = "0x87" register "has_power_management_beeps" = "0" - register "event0_enable" = "0xff" - register "event1_enable" = "0xff" - register "event2_enable" = "0xff" - register "event3_enable" = "0xff" - register "event4_enable" = "0xff" - register "event5_enable" = "0xff" - register "event6_enable" = "0xff" - register "event7_enable" = "0xff" - register "event8_enable" = "0xff" - register "event9_enable" = "0xff" - register "eventa_enable" = "0xff" - register "eventb_enable" = "0xff" - register "eventc_enable" = "0xff" - register "eventd_enable" = "0xff" - register "evente_enable" = "0xff" - register "eventf_enable" = "0xff" + register "event2_enable" = "0xc8" # sleep, monitor, brightness down + register "event3_enable" = "0x01" # brightness up + register "eventc_enable" = "0x30" # airplane, camera + register "eventd_enable" = "0x04" # mic register "has_bdc_detection" = "0" diff --git a/src/mainboard/lenovo/x131e/ec.h b/src/mainboard/lenovo/x131e/ec.h new file mode 100644 index 0000000..4a731dc --- /dev/null +++ b/src/mainboard/lenovo/x131e/ec.h @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 The Chromium OS Authors. All rights reserved. + * Copyright (C) 2019 James Ye <jye836(a)gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef X131E_EC_H +#define X131E_EC_H + +#define GPE_EC_SCI 6 +#define GPE_EC_WAKE 13 + +#define EC_CMD_NOTIFY_ACPI_ENTER 0x86 +#define EC_CMD_NOTIFY_ACPI_EXIT 0x87 + +#endif // X131E_EC_H diff --git a/src/mainboard/lenovo/x131e/mainboard.c b/src/mainboard/lenovo/x131e/mainboard.c index 1342aca..9e6a7dd 100644 --- a/src/mainboard/lenovo/x131e/mainboard.c +++ b/src/mainboard/lenovo/x131e/mainboard.c @@ -13,9 +13,17 @@ * GNU General Public License for more details. */ +#include <arch/acpi.h> #include <device/device.h> #include <drivers/intel/gma/int15.h> +#include <ec/acpi/ec.h> #include <ec/lenovo/h8/h8.h> +#include "ec.h" + +void mainboard_suspend_resume(void) +{ + send_ec_command(EC_CMD_NOTIFY_ACPI_ENTER); +} static void mainboard_enable(struct device *dev) { diff --git a/src/mainboard/lenovo/x131e/romstage.c b/src/mainboard/lenovo/x131e/romstage.c index 43e0bd7..30df36f 100644 --- a/src/mainboard/lenovo/x131e/romstage.c +++ b/src/mainboard/lenovo/x131e/romstage.c @@ -26,11 +26,6 @@ /* Enable TPM, EC, PS/2 Keyboard/Mouse */ pci_write_config16(PCH_LPC_DEV, LPC_EN, CNF2_LPC_EN | CNF1_LPC_EN | MC_LPC_EN | KBC_LPC_EN); - - pci_write_config32(PCH_LPC_DEV, LPC_GEN1_DEC, 0x007c1611); - pci_write_config32(PCH_LPC_DEV, LPC_GEN2_DEC, 0x00040069); - pci_write_config32(PCH_LPC_DEV, LPC_GEN3_DEC, 0x000c0701); - pci_write_config32(PCH_LPC_DEV, LPC_GEN4_DEC, 0x000c06a1); } void mainboard_rcba_config(void) diff --git a/src/mainboard/lenovo/x131e/smihandler.c b/src/mainboard/lenovo/x131e/smihandler.c new file mode 100644 index 0000000..a634359 --- /dev/null +++ b/src/mainboard/lenovo/x131e/smihandler.c @@ -0,0 +1,83 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright (C) 2014 Vladimir Serbinenko + * Copyright (C) 2019 James Ye <jye836(a)gmail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <ec/acpi/ec.h> +#include <ec/lenovo/h8/h8.h> +#include <southbridge/intel/bd82x6x/pch.h> +#include <southbridge/intel/common/pmutil.h> +#include "ec.h" + +static void mainboard_smi_handle_ec_sci(void) +{ + u8 status = ec_status(); + if (!(status & EC_SCI_EVT)) + return; + + u8 event = ec_query(); + printk(BIOS_DEBUG, "EC event %02x\n", event); +} + +void mainboard_smi_gpi(u32 gpi_sts) +{ + if (gpi_sts & (1 << GPE_EC_SCI)) + mainboard_smi_handle_ec_sci(); +} + +int mainboard_smi_apmc(u8 data) +{ + switch (data) { + case APM_CNT_ACPI_ENABLE: + send_ec_command(EC_CMD_NOTIFY_ACPI_ENTER); + /* use 0x1600/0x1604 to prevent races with userspace */ + ec_set_ports(0x1604, 0x1600); + /* route EC_SCI to SCI */ + gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SCI); + /* discard all events, and enable attention */ + ec_write(0x80, 0x01); + break; + case APM_CNT_ACPI_DISABLE: + send_ec_command(EC_CMD_NOTIFY_ACPI_EXIT); + /* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't + provide a EC query function */ + ec_set_ports(EC_SC, EC_DATA); + /* route EC_SCI to SMI */ + gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SMI); + /* discard all events, and enable attention */ + ec_write(0x80, 0x01); + break; + } + return 0; +} + +void mainboard_smi_sleep(u8 slp_typ) +{ + if (slp_typ == 3) { + u8 ec_wake = ec_read(0x32); + /* If EC wake events are enabled, enable wake on EC WAKE GPE. */ + if (ec_wake & 0x14) { + /* Redirect EC WAKE GPE to SCI. */ + gpi_route_interrupt(GPE_EC_WAKE, GPI_IS_SCI); + } + } + + //outb(0xe9, 0x64); // EC_KBD_CMD_MUTE + //ec_set_bit(0xbf, 4); // EC_WAKE_SRC_ENABLE, EC_LID_WAKE_ENABLE +} -- To view, visit https://review.coreboot.org/c/coreboot/+/31067 To unsubscribe, or for help writing mail filters, visit https://review.coreboot.org/settings Gerrit-Project: coreboot Gerrit-Branch: master Gerrit-Change-Id: Ib3a01f37a8b54889b55e92c501c9350e6c68bd57 Gerrit-Change-Number: 31067 Gerrit-PatchSet: 1 Gerrit-Owner: James <jye836(a)gmail.com> Gerrit-MessageType: newchange

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coreboot-gerrit February 2020