coreboot-gerrit October 2014

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Patch set updated for coreboot: 939abe4 fsp_baytrail: Switch to per-device ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7045 -gerrit commit 939abe4153670232f3af03da32756cd65e005d41 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Sat Oct 11 10:52:08 2014 +0200 fsp_baytrail: Switch to per-device ACPI Change-Id: Ib01596f56a3922fc08f0b2d64188977c2a7174e0 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/mainboard/intel/bayleybay_fsp/acpi_tables.c | 187 +------------------- src/mainboard/intel/minnowmax/acpi_tables.c | 223 +----------------------- src/soc/intel/fsp_baytrail/Kconfig | 1 + src/soc/intel/fsp_baytrail/acpi/globalnvs.asl | 3 +- src/soc/intel/fsp_baytrail/baytrail/nvs.h | 1 + src/soc/intel/fsp_baytrail/northcluster.c | 15 +- src/soc/intel/fsp_baytrail/southcluster.c | 59 +++++++ 7 files changed, 79 insertions(+), 410 deletions(-) diff --git a/src/mainboard/intel/bayleybay_fsp/acpi_tables.c b/src/mainboard/intel/bayleybay_fsp/acpi_tables.c index 5f81e26..cb63df6 100644 --- a/src/mainboard/intel/bayleybay_fsp/acpi_tables.c +++ b/src/mainboard/intel/bayleybay_fsp/acpi_tables.c @@ -35,10 +35,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -70,185 +67,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } - -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *ssdt2; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - printk(BIOS_DEBUG, "ACPI: * FACS @ %p Length %x", facs, - facs->length); - - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - ALIGN_CURRENT; - memcpy(dsdt, &AmlCode, dsdt->length); - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x", dsdt, - dsdt->length); - - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - printk(BIOS_DEBUG, "ACPI: * FADT @ %p Length %x", fadt, - fadt->header.length); - - /* - * We explicitly add these tables later on: - */ - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - printk(BIOS_DEBUG, "ACPI: * HPET @ %p Length %x\n", hpet, - hpet->header.length); - - /* If we want to use HPET Timers Linux wants an MADT */ - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - printk(BIOS_DEBUG, "ACPI: * MADT @ %p Length %x\n",madt, - madt->header.length); - - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - printk(BIOS_DEBUG, "ACPI: * MCFG @ %p Length %x\n",mcfg, - mcfg->header.length); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ -#if CONFIG_HAVE_SMI_HANDLER - smm_setup_structures(gnvs, NULL, NULL); -#endif - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI Updated DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - ssdt = (acpi_header_t *)current; - memset(ssdt, 0, sizeof(acpi_header_t)); - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - if (ssdt->length) { - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - printk(BIOS_DEBUG, "ACPI: * SSDT @ %p Length %x\n",ssdt, - ssdt->length); - ALIGN_CURRENT; - } else { - ssdt = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT not generated.\n"); - } - - ssdt2 = (acpi_header_t *)current; - memset(ssdt2, 0, sizeof(acpi_header_t)); - acpi_create_serialio_ssdt(ssdt2); - if (ssdt2->length) { - current += ssdt2->length; - acpi_add_table(rsdp, ssdt2); - printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, - ssdt2->length); - ALIGN_CURRENT; - } else { - ssdt2 = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); - } - - printk(BIOS_DEBUG, "current = %lx\n", current); - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/mainboard/intel/minnowmax/acpi_tables.c b/src/mainboard/intel/minnowmax/acpi_tables.c index 881c143..8e31da2 100644 --- a/src/mainboard/intel/minnowmax/acpi_tables.c +++ b/src/mainboard/intel/minnowmax/acpi_tables.c @@ -36,10 +36,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -62,221 +59,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *ssdt2; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - printk(BIOS_DEBUG, "ACPI: * FACS @ %p Length %x", facs, - facs->length); - - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - ALIGN_CURRENT; - memcpy(dsdt, &AmlCode, dsdt->length); - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x", dsdt, - dsdt->length); - - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - printk(BIOS_DEBUG, "ACPI: * FADT @ %p Length %x", fadt, - fadt->header.length); - - /* - * We explicitly add these tables later on: - */ - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - printk(BIOS_DEBUG, "ACPI: * HPET @ %p Length %x\n", hpet, - hpet->header.length); - - /* If we want to use HPET Timers Linux wants an MADT */ - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - printk(BIOS_DEBUG, "ACPI: * MADT @ %p Length %x\n",madt, - madt->header.length); - - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - printk(BIOS_DEBUG, "ACPI: * MCFG @ %p Length %x\n",mcfg, - mcfg->header.length); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ -#if CONFIG_HAVE_SMI_HANDLER - smm_setup_structures(gnvs, NULL, NULL); -#endif - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI Updated DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - ssdt = (acpi_header_t *)current; - memset(ssdt, 0, sizeof(acpi_header_t)); - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - if (ssdt->length) { - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - printk(BIOS_DEBUG, "ACPI: * SSDT @ %p Length %x\n",ssdt, - ssdt->length); - ALIGN_CURRENT; - } else { - ssdt = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT not generated.\n"); - } - - ssdt2 = (acpi_header_t *)current; - memset(ssdt2, 0, sizeof(acpi_header_t)); - acpi_create_serialio_ssdt(ssdt2); - if (ssdt2->length) { - current += ssdt2->length; - acpi_add_table(rsdp, ssdt2); - printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, - ssdt2->length); - ALIGN_CURRENT; - } else { - ssdt2 = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); - } - - printk(BIOS_DEBUG, "current = %lx\n", current); - -#if IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) - printk(BIOS_DEBUG, "rsdp\n"); - hexdump(BIOS_DEBUG, rsdp, sizeof(acpi_rsdp_t)); - - printk(BIOS_DEBUG, "rsdt\n"); - hexdump(BIOS_DEBUG, rsdt, sizeof(acpi_rsdt_t)); - - printk(BIOS_DEBUG, "hpet\n"); - hexdump(BIOS_DEBUG, hpet, hpet->header.length); - - printk(BIOS_DEBUG, "madt\n"); - hexdump(BIOS_DEBUG, madt, madt->header.length); - - printk(BIOS_DEBUG, "mcfg\n"); - hexdump(BIOS_DEBUG, mcfg, mcfg->header.length); - - printk(BIOS_DEBUG, "dsdt\n"); - hexdump(BIOS_DEBUG, dsdt, dsdt->length); - - if (ssdt != NULL) { - printk(BIOS_DEBUG, "ssdt\n"); - hexdump(BIOS_DEBUG, ssdt, ssdt->length); - } - - if (ssdt2 != NULL) { - printk(BIOS_DEBUG, "ssdt2\n"); - hexdump(BIOS_DEBUG, ssdt2, ssdt2->length); - } - - printk(BIOS_DEBUG, "fadt\n"); - hexdump(BIOS_DEBUG, fadt, fadt->header.length); - - printk(BIOS_DEBUG, "facs\n"); - hexdump(BIOS_DEBUG, facs, facs->length); - -#endif /* IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) */ - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/soc/intel/fsp_baytrail/Kconfig b/src/soc/intel/fsp_baytrail/Kconfig index e9391c3..1ca19c3 100644 --- a/src/soc/intel/fsp_baytrail/Kconfig +++ b/src/soc/intel/fsp_baytrail/Kconfig @@ -50,6 +50,7 @@ config CPU_SPECIFIC_OPTIONS select SUPPORT_CPU_UCODE_IN_CBFS if INCLUDE_MICROCODE_IN_BUILD select CPU_MICROCODE_ADDED_DURING_BUILD if INCLUDE_MICROCODE_IN_BUILD select ROMSTAGE_RTC_INIT + select PER_DEVICE_ACPI_TABLES config BOOTBLOCK_CPU_INIT string diff --git a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl index 696390d..d2dc021 100644 --- a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl +++ b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl @@ -30,7 +30,8 @@ Name(\PICM, 0) // IOAPIC/8259 */ -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0x2000) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/soc/intel/fsp_baytrail/baytrail/nvs.h b/src/soc/intel/fsp_baytrail/baytrail/nvs.h index 53c4a64..8c03c6c 100644 --- a/src/soc/intel/fsp_baytrail/baytrail/nvs.h +++ b/src/soc/intel/fsp_baytrail/baytrail/nvs.h @@ -65,6 +65,7 @@ typedef struct { device_nvs_t dev; } __attribute__((packed)) global_nvs_t; +void acpi_create_gnvs(global_nvs_t *gnvs); #ifdef __SMM__ /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); diff --git a/src/soc/intel/fsp_baytrail/northcluster.c b/src/soc/intel/fsp_baytrail/northcluster.c index 838e554..a440b9a 100644 --- a/src/soc/intel/fsp_baytrail/northcluster.c +++ b/src/soc/intel/fsp_baytrail/northcluster.c @@ -32,7 +32,7 @@ #include <cbmem.h> #include <baytrail/baytrail.h> #include <drivers/intel/fsp/fsp_util.h> - +#include <arch/acpi.h> static const int legacy_hole_base_k = 0xa0000 / 1024; static const int legacy_hole_size_k = 384; @@ -204,8 +204,21 @@ static void nc_enable(device_t dev) print_fsp_info(); } +unsigned long acpi_fill_slit(unsigned long current) +{ + // Not implemented + return current; +} + +unsigned long acpi_fill_srat(unsigned long current) +{ + /* No NUMA, no SRAT */ + return current; +} + static struct device_operations nc_ops = { .read_resources = nc_read_resources, + .acpi_fill_ssdt_generator = generate_cpu_entries, .set_resources = NULL, .enable_resources = NULL, .init = NULL, diff --git a/src/soc/intel/fsp_baytrail/southcluster.c b/src/soc/intel/fsp_baytrail/southcluster.c index 2216902..91cba43 100644 --- a/src/soc/intel/fsp_baytrail/southcluster.c +++ b/src/soc/intel/fsp_baytrail/southcluster.c @@ -44,6 +44,9 @@ #include <baytrail/pmc.h> #include <baytrail/ramstage.h> #include "chip.h" +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> #define ENABLE_ACPI_MODE_IN_COREBOOT 0 #define TEST_SMM_FLASH_LOCKDOWN 0 @@ -644,9 +647,65 @@ void southcluster_enable_dev(device_t dev) } } +static void southcluster_inject_dsdt(void) +{ + global_nvs_t *gnvs; + + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + if (gnvs) + memset(gnvs, 0, sizeof(*gnvs)); + } + + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof(*gnvs)); + acpi_create_gnvs(gnvs); + acpi_save_gnvs((unsigned long)gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} + +static unsigned long southcluster_write_acpi_tables(unsigned long current) +{ + acpi_header_t *ssdt2; + + current = acpi_write_hpet(current); + ALIGN_CURRENT; + + ssdt2 = (acpi_header_t *)current; + memset(ssdt2, 0, sizeof(acpi_header_t)); + acpi_create_serialio_ssdt(ssdt2); + if (ssdt2->length) { + current += ssdt2->length; + acpi_add_table(rsdp, ssdt2); + printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, + ssdt2->length); + ALIGN_CURRENT; + } else { + ssdt2 = NULL; + printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); + } + + printk(BIOS_DEBUG, "current = %lx\n", current); + + return current; +} + + + static struct device_operations device_ops = { .read_resources = sc_read_resources, .set_resources = pci_dev_set_resources, + .acpi_inject_dsdt_generator = southcluster_inject_dsdt, + .write_acpi_tables = southcluster_write_acpi_tables, .enable_resources = NULL, .init = sc_init, .enable = southcluster_enable_dev,

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Patch set updated for coreboot: 40b102d NOTFORMERGE: build-check to see which mobos are still monolithic ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7028 -gerrit commit 40b102df722467158dbbd249c82033d94434d327 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Wed Oct 8 00:26:42 2014 +0200 NOTFORMERGE: build-check to see which mobos are still monolithic ACPI Change-Id: I37fab85eabac79b8596031fa4efb9ef630ae5664 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Kconfig b/src/Kconfig index ec59863..2338a13 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -470,7 +470,7 @@ config MAX_PIRQ_LINKS config PER_DEVICE_ACPI_TABLES bool - default n + default y #These Options are here to avoid "undefined" warnings. #The actual selection and help texts are in the following menu.

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Patch set updated for coreboot: 68380e1 fsp_baytrail: Switch to per-device ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7045 -gerrit commit 68380e10ad5fb1499abbd5323e614571ffd907f4 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Sat Oct 11 10:52:08 2014 +0200 fsp_baytrail: Switch to per-device ACPI Change-Id: Ib01596f56a3922fc08f0b2d64188977c2a7174e0 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/mainboard/intel/bayleybay_fsp/acpi_tables.c | 24 +-- src/mainboard/intel/minnowmax/acpi_tables.c | 223 +----------------------- src/soc/intel/fsp_baytrail/Kconfig | 1 + src/soc/intel/fsp_baytrail/acpi/globalnvs.asl | 3 +- src/soc/intel/fsp_baytrail/baytrail/nvs.h | 1 + src/soc/intel/fsp_baytrail/northcluster.c | 15 +- src/soc/intel/fsp_baytrail/southcluster.c | 59 +++++++ 7 files changed, 79 insertions(+), 247 deletions(-) diff --git a/src/mainboard/intel/bayleybay_fsp/acpi_tables.c b/src/mainboard/intel/bayleybay_fsp/acpi_tables.c index 5f81e26..16f1027 100644 --- a/src/mainboard/intel/bayleybay_fsp/acpi_tables.c +++ b/src/mainboard/intel/bayleybay_fsp/acpi_tables.c @@ -35,10 +35,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -71,25 +68,6 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - #define ALIGN_CURRENT current = (ALIGN(current, 16)) unsigned long write_acpi_tables(unsigned long start) { diff --git a/src/mainboard/intel/minnowmax/acpi_tables.c b/src/mainboard/intel/minnowmax/acpi_tables.c index 881c143..8e31da2 100644 --- a/src/mainboard/intel/minnowmax/acpi_tables.c +++ b/src/mainboard/intel/minnowmax/acpi_tables.c @@ -36,10 +36,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -62,221 +59,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *ssdt2; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - printk(BIOS_DEBUG, "ACPI: * FACS @ %p Length %x", facs, - facs->length); - - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - ALIGN_CURRENT; - memcpy(dsdt, &AmlCode, dsdt->length); - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x", dsdt, - dsdt->length); - - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - printk(BIOS_DEBUG, "ACPI: * FADT @ %p Length %x", fadt, - fadt->header.length); - - /* - * We explicitly add these tables later on: - */ - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - printk(BIOS_DEBUG, "ACPI: * HPET @ %p Length %x\n", hpet, - hpet->header.length); - - /* If we want to use HPET Timers Linux wants an MADT */ - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - printk(BIOS_DEBUG, "ACPI: * MADT @ %p Length %x\n",madt, - madt->header.length); - - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - printk(BIOS_DEBUG, "ACPI: * MCFG @ %p Length %x\n",mcfg, - mcfg->header.length); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ -#if CONFIG_HAVE_SMI_HANDLER - smm_setup_structures(gnvs, NULL, NULL); -#endif - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI Updated DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - ssdt = (acpi_header_t *)current; - memset(ssdt, 0, sizeof(acpi_header_t)); - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - if (ssdt->length) { - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - printk(BIOS_DEBUG, "ACPI: * SSDT @ %p Length %x\n",ssdt, - ssdt->length); - ALIGN_CURRENT; - } else { - ssdt = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT not generated.\n"); - } - - ssdt2 = (acpi_header_t *)current; - memset(ssdt2, 0, sizeof(acpi_header_t)); - acpi_create_serialio_ssdt(ssdt2); - if (ssdt2->length) { - current += ssdt2->length; - acpi_add_table(rsdp, ssdt2); - printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, - ssdt2->length); - ALIGN_CURRENT; - } else { - ssdt2 = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); - } - - printk(BIOS_DEBUG, "current = %lx\n", current); - -#if IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) - printk(BIOS_DEBUG, "rsdp\n"); - hexdump(BIOS_DEBUG, rsdp, sizeof(acpi_rsdp_t)); - - printk(BIOS_DEBUG, "rsdt\n"); - hexdump(BIOS_DEBUG, rsdt, sizeof(acpi_rsdt_t)); - - printk(BIOS_DEBUG, "hpet\n"); - hexdump(BIOS_DEBUG, hpet, hpet->header.length); - - printk(BIOS_DEBUG, "madt\n"); - hexdump(BIOS_DEBUG, madt, madt->header.length); - - printk(BIOS_DEBUG, "mcfg\n"); - hexdump(BIOS_DEBUG, mcfg, mcfg->header.length); - - printk(BIOS_DEBUG, "dsdt\n"); - hexdump(BIOS_DEBUG, dsdt, dsdt->length); - - if (ssdt != NULL) { - printk(BIOS_DEBUG, "ssdt\n"); - hexdump(BIOS_DEBUG, ssdt, ssdt->length); - } - - if (ssdt2 != NULL) { - printk(BIOS_DEBUG, "ssdt2\n"); - hexdump(BIOS_DEBUG, ssdt2, ssdt2->length); - } - - printk(BIOS_DEBUG, "fadt\n"); - hexdump(BIOS_DEBUG, fadt, fadt->header.length); - - printk(BIOS_DEBUG, "facs\n"); - hexdump(BIOS_DEBUG, facs, facs->length); - -#endif /* IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) */ - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/soc/intel/fsp_baytrail/Kconfig b/src/soc/intel/fsp_baytrail/Kconfig index e9391c3..1ca19c3 100644 --- a/src/soc/intel/fsp_baytrail/Kconfig +++ b/src/soc/intel/fsp_baytrail/Kconfig @@ -50,6 +50,7 @@ config CPU_SPECIFIC_OPTIONS select SUPPORT_CPU_UCODE_IN_CBFS if INCLUDE_MICROCODE_IN_BUILD select CPU_MICROCODE_ADDED_DURING_BUILD if INCLUDE_MICROCODE_IN_BUILD select ROMSTAGE_RTC_INIT + select PER_DEVICE_ACPI_TABLES config BOOTBLOCK_CPU_INIT string diff --git a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl index 696390d..d2dc021 100644 --- a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl +++ b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl @@ -30,7 +30,8 @@ Name(\PICM, 0) // IOAPIC/8259 */ -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0x2000) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/soc/intel/fsp_baytrail/baytrail/nvs.h b/src/soc/intel/fsp_baytrail/baytrail/nvs.h index 53c4a64..8c03c6c 100644 --- a/src/soc/intel/fsp_baytrail/baytrail/nvs.h +++ b/src/soc/intel/fsp_baytrail/baytrail/nvs.h @@ -65,6 +65,7 @@ typedef struct { device_nvs_t dev; } __attribute__((packed)) global_nvs_t; +void acpi_create_gnvs(global_nvs_t *gnvs); #ifdef __SMM__ /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); diff --git a/src/soc/intel/fsp_baytrail/northcluster.c b/src/soc/intel/fsp_baytrail/northcluster.c index 838e554..a440b9a 100644 --- a/src/soc/intel/fsp_baytrail/northcluster.c +++ b/src/soc/intel/fsp_baytrail/northcluster.c @@ -32,7 +32,7 @@ #include <cbmem.h> #include <baytrail/baytrail.h> #include <drivers/intel/fsp/fsp_util.h> - +#include <arch/acpi.h> static const int legacy_hole_base_k = 0xa0000 / 1024; static const int legacy_hole_size_k = 384; @@ -204,8 +204,21 @@ static void nc_enable(device_t dev) print_fsp_info(); } +unsigned long acpi_fill_slit(unsigned long current) +{ + // Not implemented + return current; +} + +unsigned long acpi_fill_srat(unsigned long current) +{ + /* No NUMA, no SRAT */ + return current; +} + static struct device_operations nc_ops = { .read_resources = nc_read_resources, + .acpi_fill_ssdt_generator = generate_cpu_entries, .set_resources = NULL, .enable_resources = NULL, .init = NULL, diff --git a/src/soc/intel/fsp_baytrail/southcluster.c b/src/soc/intel/fsp_baytrail/southcluster.c index 2216902..91cba43 100644 --- a/src/soc/intel/fsp_baytrail/southcluster.c +++ b/src/soc/intel/fsp_baytrail/southcluster.c @@ -44,6 +44,9 @@ #include <baytrail/pmc.h> #include <baytrail/ramstage.h> #include "chip.h" +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> #define ENABLE_ACPI_MODE_IN_COREBOOT 0 #define TEST_SMM_FLASH_LOCKDOWN 0 @@ -644,9 +647,65 @@ void southcluster_enable_dev(device_t dev) } } +static void southcluster_inject_dsdt(void) +{ + global_nvs_t *gnvs; + + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + if (gnvs) + memset(gnvs, 0, sizeof(*gnvs)); + } + + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof(*gnvs)); + acpi_create_gnvs(gnvs); + acpi_save_gnvs((unsigned long)gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} + +static unsigned long southcluster_write_acpi_tables(unsigned long current) +{ + acpi_header_t *ssdt2; + + current = acpi_write_hpet(current); + ALIGN_CURRENT; + + ssdt2 = (acpi_header_t *)current; + memset(ssdt2, 0, sizeof(acpi_header_t)); + acpi_create_serialio_ssdt(ssdt2); + if (ssdt2->length) { + current += ssdt2->length; + acpi_add_table(rsdp, ssdt2); + printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, + ssdt2->length); + ALIGN_CURRENT; + } else { + ssdt2 = NULL; + printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); + } + + printk(BIOS_DEBUG, "current = %lx\n", current); + + return current; +} + + + static struct device_operations device_ops = { .read_resources = sc_read_resources, .set_resources = pci_dev_set_resources, + .acpi_inject_dsdt_generator = southcluster_inject_dsdt, + .write_acpi_tables = southcluster_write_acpi_tables, .enable_resources = NULL, .init = sc_init, .enable = southcluster_enable_dev,

1 0

Patch set updated for coreboot: 5b94427 NOTFORMERGE: build-check to see which mobos are still monolithic ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7028 -gerrit commit 5b9442751d5c02844256ab5162f2458867a4136a Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Wed Oct 8 00:26:42 2014 +0200 NOTFORMERGE: build-check to see which mobos are still monolithic ACPI Change-Id: I37fab85eabac79b8596031fa4efb9ef630ae5664 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Kconfig b/src/Kconfig index ec59863..2338a13 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -470,7 +470,7 @@ config MAX_PIRQ_LINKS config PER_DEVICE_ACPI_TABLES bool - default n + default y #These Options are here to avoid "undefined" warnings. #The actual selection and help texts are in the following menu.

1 0

New patch to review for coreboot: 3029c51 fsp_baytrail: Switch to per-device ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7045 -gerrit commit 3029c51897a1109c73849629c2de657c456761f0 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Sat Oct 11 10:52:08 2014 +0200 fsp_baytrail: Switch to per-device ACPI Change-Id: Ib01596f56a3922fc08f0b2d64188977c2a7174e0 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/mainboard/intel/minnowmax/acpi_tables.c | 223 +------------------------- src/mainboard/intel/minnowmax/mainboard.c | 25 +++ src/soc/intel/fsp_baytrail/Kconfig | 1 + src/soc/intel/fsp_baytrail/acpi/globalnvs.asl | 3 +- src/soc/intel/fsp_baytrail/baytrail/nvs.h | 1 + src/soc/intel/fsp_baytrail/northcluster.c | 15 +- src/soc/intel/fsp_baytrail/southcluster.c | 32 ++++ 7 files changed, 76 insertions(+), 224 deletions(-) diff --git a/src/mainboard/intel/minnowmax/acpi_tables.c b/src/mainboard/intel/minnowmax/acpi_tables.c index 881c143..8e31da2 100644 --- a/src/mainboard/intel/minnowmax/acpi_tables.c +++ b/src/mainboard/intel/minnowmax/acpi_tables.c @@ -36,10 +36,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -62,221 +59,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *ssdt2; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - printk(BIOS_DEBUG, "ACPI: * FACS @ %p Length %x", facs, - facs->length); - - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - ALIGN_CURRENT; - memcpy(dsdt, &AmlCode, dsdt->length); - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x", dsdt, - dsdt->length); - - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - printk(BIOS_DEBUG, "ACPI: * FADT @ %p Length %x", fadt, - fadt->header.length); - - /* - * We explicitly add these tables later on: - */ - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - printk(BIOS_DEBUG, "ACPI: * HPET @ %p Length %x\n", hpet, - hpet->header.length); - - /* If we want to use HPET Timers Linux wants an MADT */ - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - printk(BIOS_DEBUG, "ACPI: * MADT @ %p Length %x\n",madt, - madt->header.length); - - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - printk(BIOS_DEBUG, "ACPI: * MCFG @ %p Length %x\n",mcfg, - mcfg->header.length); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ -#if CONFIG_HAVE_SMI_HANDLER - smm_setup_structures(gnvs, NULL, NULL); -#endif - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI Updated DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - ssdt = (acpi_header_t *)current; - memset(ssdt, 0, sizeof(acpi_header_t)); - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - if (ssdt->length) { - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - printk(BIOS_DEBUG, "ACPI: * SSDT @ %p Length %x\n",ssdt, - ssdt->length); - ALIGN_CURRENT; - } else { - ssdt = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT not generated.\n"); - } - - ssdt2 = (acpi_header_t *)current; - memset(ssdt2, 0, sizeof(acpi_header_t)); - acpi_create_serialio_ssdt(ssdt2); - if (ssdt2->length) { - current += ssdt2->length; - acpi_add_table(rsdp, ssdt2); - printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, - ssdt2->length); - ALIGN_CURRENT; - } else { - ssdt2 = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); - } - - printk(BIOS_DEBUG, "current = %lx\n", current); - -#if IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) - printk(BIOS_DEBUG, "rsdp\n"); - hexdump(BIOS_DEBUG, rsdp, sizeof(acpi_rsdp_t)); - - printk(BIOS_DEBUG, "rsdt\n"); - hexdump(BIOS_DEBUG, rsdt, sizeof(acpi_rsdt_t)); - - printk(BIOS_DEBUG, "hpet\n"); - hexdump(BIOS_DEBUG, hpet, hpet->header.length); - - printk(BIOS_DEBUG, "madt\n"); - hexdump(BIOS_DEBUG, madt, madt->header.length); - - printk(BIOS_DEBUG, "mcfg\n"); - hexdump(BIOS_DEBUG, mcfg, mcfg->header.length); - - printk(BIOS_DEBUG, "dsdt\n"); - hexdump(BIOS_DEBUG, dsdt, dsdt->length); - - if (ssdt != NULL) { - printk(BIOS_DEBUG, "ssdt\n"); - hexdump(BIOS_DEBUG, ssdt, ssdt->length); - } - - if (ssdt2 != NULL) { - printk(BIOS_DEBUG, "ssdt2\n"); - hexdump(BIOS_DEBUG, ssdt2, ssdt2->length); - } - - printk(BIOS_DEBUG, "fadt\n"); - hexdump(BIOS_DEBUG, fadt, fadt->header.length); - - printk(BIOS_DEBUG, "facs\n"); - hexdump(BIOS_DEBUG, facs, facs->length); - -#endif /* IS_ENABLED(CONFIG_DUMP_ACPI_TABLES) */ - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/mainboard/intel/minnowmax/mainboard.c b/src/mainboard/intel/minnowmax/mainboard.c index 3da1e23..fa9dfc5 100644 --- a/src/mainboard/intel/minnowmax/mainboard.c +++ b/src/mainboard/intel/minnowmax/mainboard.c @@ -39,7 +39,32 @@ static void mainboard_final(void *chip_info) { } +static unsigned long mainboard_write_acpi_tables(unsigned long start) +{ + acpi_header_t *ssdt2; + + ssdt2 = (acpi_header_t *)current; + memset(ssdt2, 0, sizeof(acpi_header_t)); + acpi_create_serialio_ssdt(ssdt2); + if (ssdt2->length) { + current += ssdt2->length; + acpi_add_table(rsdp, ssdt2); + printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, + ssdt2->length); + ALIGN_CURRENT; + } else { + ssdt2 = NULL; + printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); + } + + printk(BIOS_DEBUG, "current = %lx\n", current); + + return current; +} + + struct chip_operations mainboard_ops = { .enable_dev = mainboard_enable, + .write_acpi_tables = mainboard_write_acpi_tables, .final = mainboard_final, }; diff --git a/src/soc/intel/fsp_baytrail/Kconfig b/src/soc/intel/fsp_baytrail/Kconfig index e9391c3..1ca19c3 100644 --- a/src/soc/intel/fsp_baytrail/Kconfig +++ b/src/soc/intel/fsp_baytrail/Kconfig @@ -50,6 +50,7 @@ config CPU_SPECIFIC_OPTIONS select SUPPORT_CPU_UCODE_IN_CBFS if INCLUDE_MICROCODE_IN_BUILD select CPU_MICROCODE_ADDED_DURING_BUILD if INCLUDE_MICROCODE_IN_BUILD select ROMSTAGE_RTC_INIT + select PER_DEVICE_ACPI_TABLES config BOOTBLOCK_CPU_INIT string diff --git a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl index 696390d..d2dc021 100644 --- a/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl +++ b/src/soc/intel/fsp_baytrail/acpi/globalnvs.asl @@ -30,7 +30,8 @@ Name(\PICM, 0) // IOAPIC/8259 */ -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0x2000) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/soc/intel/fsp_baytrail/baytrail/nvs.h b/src/soc/intel/fsp_baytrail/baytrail/nvs.h index 53c4a64..8c03c6c 100644 --- a/src/soc/intel/fsp_baytrail/baytrail/nvs.h +++ b/src/soc/intel/fsp_baytrail/baytrail/nvs.h @@ -65,6 +65,7 @@ typedef struct { device_nvs_t dev; } __attribute__((packed)) global_nvs_t; +void acpi_create_gnvs(global_nvs_t *gnvs); #ifdef __SMM__ /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); diff --git a/src/soc/intel/fsp_baytrail/northcluster.c b/src/soc/intel/fsp_baytrail/northcluster.c index 838e554..a440b9a 100644 --- a/src/soc/intel/fsp_baytrail/northcluster.c +++ b/src/soc/intel/fsp_baytrail/northcluster.c @@ -32,7 +32,7 @@ #include <cbmem.h> #include <baytrail/baytrail.h> #include <drivers/intel/fsp/fsp_util.h> - +#include <arch/acpi.h> static const int legacy_hole_base_k = 0xa0000 / 1024; static const int legacy_hole_size_k = 384; @@ -204,8 +204,21 @@ static void nc_enable(device_t dev) print_fsp_info(); } +unsigned long acpi_fill_slit(unsigned long current) +{ + // Not implemented + return current; +} + +unsigned long acpi_fill_srat(unsigned long current) +{ + /* No NUMA, no SRAT */ + return current; +} + static struct device_operations nc_ops = { .read_resources = nc_read_resources, + .acpi_fill_ssdt_generator = generate_cpu_entries, .set_resources = NULL, .enable_resources = NULL, .init = NULL, diff --git a/src/soc/intel/fsp_baytrail/southcluster.c b/src/soc/intel/fsp_baytrail/southcluster.c index 2216902..cb1d0ad 100644 --- a/src/soc/intel/fsp_baytrail/southcluster.c +++ b/src/soc/intel/fsp_baytrail/southcluster.c @@ -44,6 +44,9 @@ #include <baytrail/pmc.h> #include <baytrail/ramstage.h> #include "chip.h" +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> #define ENABLE_ACPI_MODE_IN_COREBOOT 0 #define TEST_SMM_FLASH_LOCKDOWN 0 @@ -644,9 +647,38 @@ void southcluster_enable_dev(device_t dev) } } +static void southcluster_inject_dsdt(void) +{ + global_nvs_t *gnvs; + + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + if (gnvs) + memset(gnvs, 0, sizeof(*gnvs)); + } + + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof(*gnvs)); + acpi_create_gnvs(gnvs); + acpi_save_gnvs((unsigned long)gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} + + static struct device_operations device_ops = { .read_resources = sc_read_resources, .set_resources = pci_dev_set_resources, + .acpi_inject_dsdt_generator = southcluster_inject_dsdt, + .write_acpi_tables = acpi_write_hpet, .enable_resources = NULL, .init = sc_init, .enable = southcluster_enable_dev,

1 0

Patch set updated for coreboot: b08b218 baytrail: Switch to per-device ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7037 -gerrit commit b08b21831d8c85281089a00a62a605defdee3014 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Wed Oct 8 22:56:27 2014 +0200 baytrail: Switch to per-device ACPI Change-Id: I6a1b1daa291298c85e14f89aa47a0693837cec6f Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/mainboard/google/rambi/acpi_tables.c | 159 +----------------------------- src/soc/intel/baytrail/Kconfig | 1 + src/soc/intel/baytrail/acpi/globalnvs.asl | 3 +- src/soc/intel/baytrail/baytrail/nvs.h | 1 + src/soc/intel/baytrail/northcluster.c | 14 +++ src/soc/intel/baytrail/southcluster.c | 32 ++++++ 6 files changed, 51 insertions(+), 159 deletions(-) diff --git a/src/mainboard/google/rambi/acpi_tables.c b/src/mainboard/google/rambi/acpi_tables.c index 890e1df..d94b2de 100644 --- a/src/mainboard/google/rambi/acpi_tables.c +++ b/src/mainboard/google/rambi/acpi_tables.c @@ -34,9 +34,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -68,158 +66,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } - -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -unsigned long acpi_fill_slit(unsigned long current) -{ - // Not implemented - return current; -} - -unsigned long acpi_fill_srat(unsigned long current) -{ - /* No NUMA, no SRAT */ - return current; -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - printk(BIOS_DEBUG, "ACPI: * FACS\n"); - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - - printk(BIOS_DEBUG, "ACPI: * DSDT\n"); - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - memcpy(dsdt, &AmlCode, dsdt->length); - - ALIGN_CURRENT; - - printk(BIOS_DEBUG, "ACPI: * FADT\n"); - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - - /* - * We explicitly add these tables later on: - */ - printk(BIOS_DEBUG, "ACPI: * HPET\n"); - - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - - /* If we want to use HPET Timers Linux wants an MADT */ - printk(BIOS_DEBUG, "ACPI: * MADT\n"); - - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - - printk(BIOS_DEBUG, "ACPI: * MCFG\n"); - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ - smm_setup_structures(gnvs, NULL, NULL); - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - printk(BIOS_DEBUG, "ACPI: * SSDT\n"); - ssdt = (acpi_header_t *)current; - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - ALIGN_CURRENT; - - printk(BIOS_DEBUG, "current = %lx\n", current); - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/soc/intel/baytrail/Kconfig b/src/soc/intel/baytrail/Kconfig index f36394e..d5f84cb 100644 --- a/src/soc/intel/baytrail/Kconfig +++ b/src/soc/intel/baytrail/Kconfig @@ -35,6 +35,7 @@ config CPU_SPECIFIC_OPTIONS select TSC_MONOTONIC_TIMER select TSC_SYNC_MFENCE select UDELAY_TSC + select PER_DEVICE_ACPI_TABLES config BOOTBLOCK_CPU_INIT string diff --git a/src/soc/intel/baytrail/acpi/globalnvs.asl b/src/soc/intel/baytrail/acpi/globalnvs.asl index a201c03..946f123 100644 --- a/src/soc/intel/baytrail/acpi/globalnvs.asl +++ b/src/soc/intel/baytrail/acpi/globalnvs.asl @@ -30,7 +30,8 @@ Name(\PICM, 0) // IOAPIC/8259 */ -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0x2000) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/soc/intel/baytrail/baytrail/nvs.h b/src/soc/intel/baytrail/baytrail/nvs.h index c5defac..c204042 100644 --- a/src/soc/intel/baytrail/baytrail/nvs.h +++ b/src/soc/intel/baytrail/baytrail/nvs.h @@ -70,6 +70,7 @@ typedef struct { device_nvs_t dev; } __attribute__((packed)) global_nvs_t; +void acpi_create_gnvs(global_nvs_t *gnvs); #ifdef __SMM__ /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); diff --git a/src/soc/intel/baytrail/northcluster.c b/src/soc/intel/baytrail/northcluster.c index e90c030..f592673 100644 --- a/src/soc/intel/baytrail/northcluster.c +++ b/src/soc/intel/baytrail/northcluster.c @@ -22,6 +22,7 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> +#include <arch/acpi.h> #include <baytrail/iomap.h> #include <baytrail/iosf.h> @@ -139,8 +140,21 @@ static void nc_read_resources(device_t dev) #endif } +unsigned long acpi_fill_slit(unsigned long current) +{ + // Not implemented + return current; +} + +unsigned long acpi_fill_srat(unsigned long current) +{ + /* No NUMA, no SRAT */ + return current; +} + static struct device_operations nc_ops = { .read_resources = nc_read_resources, + .acpi_fill_ssdt_generator = generate_cpu_entries, .set_resources = NULL, .enable_resources = NULL, .init = NULL, diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c index 49e4c91..a021088 100644 --- a/src/soc/intel/baytrail/southcluster.c +++ b/src/soc/intel/baytrail/southcluster.c @@ -39,6 +39,9 @@ #include <baytrail/ramstage.h> #include <baytrail/spi.h> #include "chip.h" +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> static inline void add_mmio_resource(device_t dev, int i, unsigned long addr, unsigned long size) @@ -470,9 +473,38 @@ void southcluster_enable_dev(device_t dev) } } +static void southcluster_inject_dsdt(void) +{ + global_nvs_t *gnvs; + + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + if (gnvs) + memset(gnvs, 0, sizeof(*gnvs)); + } + + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof(*gnvs)); + acpi_create_gnvs(gnvs); + acpi_save_gnvs((unsigned long)gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} + + static struct device_operations device_ops = { .read_resources = sc_read_resources, .set_resources = pci_dev_set_resources, + .acpi_inject_dsdt_generator = southcluster_inject_dsdt, + .write_acpi_tables = acpi_write_hpet, .enable_resources = NULL, .init = sc_init, .enable = southcluster_enable_dev,

1 0

Patch set updated for coreboot: ffd65e0 fsp_sandybridge: Move to per-device ACPI.
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7044 -gerrit commit ffd65e07b54ba70e91eb280d61fe54c58d066031 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Fri Oct 10 09:38:44 2014 +0200 fsp_sandybridge: Move to per-device ACPI. Just took combined sandybridge per-device ACPI patch and applied it on FSP flavour to avoid need of separate tests. Change-Id: I09838cc01ede504416078edcb1c267a11539e714 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/mainboard/intel/cougar_canyon2/acpi_tables.c | 156 +-------------------- src/northbridge/intel/fsp_sandybridge/Kconfig | 2 + src/northbridge/intel/fsp_sandybridge/acpi.c | 15 ++ .../intel/fsp_sandybridge/northbridge.c | 1 + src/southbridge/intel/fsp_bd82x6x/Kconfig | 1 + .../intel/fsp_bd82x6x/acpi/globalnvs.asl | 4 +- src/southbridge/intel/fsp_bd82x6x/lpc.c | 33 +++++ src/southbridge/intel/fsp_bd82x6x/nvs.h | 1 + 8 files changed, 56 insertions(+), 157 deletions(-) diff --git a/src/mainboard/intel/cougar_canyon2/acpi_tables.c b/src/mainboard/intel/cougar_canyon2/acpi_tables.c index 60ad5c8..dca35b5 100644 --- a/src/mainboard/intel/cougar_canyon2/acpi_tables.c +++ b/src/mainboard/intel/cougar_canyon2/acpi_tables.c @@ -30,11 +30,6 @@ #include <device/pci_ids.h> #include <cpu/x86/msr.h> -extern const unsigned char AmlCode[]; -#if CONFIG_HAVE_ACPI_SLIC -unsigned long acpi_create_slic(unsigned long current); -#endif - #include "southbridge/intel/fsp_bd82x6x/nvs.h" #include "thermal.h" @@ -48,7 +43,7 @@ static void acpi_update_thermal_table(global_nvs_t *gnvs) gnvs->flvl = 5; } -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { gnvs_ = gnvs; memset((void *)gnvs, 0, sizeof(*gnvs)); @@ -97,13 +92,6 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - unsigned long acpi_fill_slit(unsigned long current) { // Not implemented @@ -115,145 +103,3 @@ unsigned long acpi_fill_srat(unsigned long current) /* No NUMA, no SRAT */ return current; } - -void smm_setup_structures(void *gnvs, void *tcg, void *smi1); - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; -#if CONFIG_HAVE_ACPI_SLIC - acpi_header_t *slic; -#endif - acpi_header_t *ssdt; - acpi_header_t *dsdt; - - current = start; - - /* Align ACPI tables to 16byte */ - ALIGN_CURRENT; - - printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); - - /* We need at least an RSDP and an RSDT Table */ - rsdp = (acpi_rsdp_t *) current; - current += sizeof(acpi_rsdp_t); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *) start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - - printk(BIOS_DEBUG, "ACPI: * FACS\n"); - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - - printk(BIOS_DEBUG, "ACPI: * DSDT\n"); - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - memcpy(dsdt, &AmlCode, dsdt->length); - - ALIGN_CURRENT; - - printk(BIOS_DEBUG, "ACPI: * FADT\n"); - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - - /* - * We explicitly add these tables later on: - */ - printk(BIOS_DEBUG, "ACPI: * HPET\n"); - - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_hpet(hpet); - acpi_add_table(rsdp, hpet); - - /* If we want to use HPET Timers Linux wants an MADT */ - printk(BIOS_DEBUG, "ACPI: * MADT\n"); - - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - - printk(BIOS_DEBUG, "ACPI: * MCFG\n"); - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - - /* Pack GNVS into the ACPI table area */ - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> 0x%08lx\n", i, current); - *(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes - acpi_save_gnvs(current); - break; - } - } - - /* And fill it */ - acpi_create_gnvs((global_nvs_t *)current); - - /* And tell SMI about it */ - smm_setup_structures((void *)current, NULL, NULL); - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length); - - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, - dsdt->length); - -#if CONFIG_HAVE_ACPI_SLIC - printk(BIOS_DEBUG, "ACPI: * SLIC\n"); - slic = (acpi_header_t *)current; - current += acpi_create_slic(current); - ALIGN_CURRENT; - acpi_add_table(rsdp, slic); -#endif - - printk(BIOS_DEBUG, "ACPI: * SSDT\n"); - ssdt = (acpi_header_t *)current; - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - ALIGN_CURRENT; - - printk(BIOS_DEBUG, "current = %lx\n", current); - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} diff --git a/src/northbridge/intel/fsp_sandybridge/Kconfig b/src/northbridge/intel/fsp_sandybridge/Kconfig index 94fd330..4eb5b8e 100644 --- a/src/northbridge/intel/fsp_sandybridge/Kconfig +++ b/src/northbridge/intel/fsp_sandybridge/Kconfig @@ -21,10 +21,12 @@ config NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE bool select CPU_INTEL_FSP_MODEL_206AX + select PER_DEVICE_ACPI_TABLES config NORTHBRIDGE_INTEL_FSP_IVYBRIDGE bool select CPU_INTEL_FSP_MODEL_306AX + select PER_DEVICE_ACPI_TABLES if NORTHBRIDGE_INTEL_FSP_IVYBRIDGE || NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE diff --git a/src/northbridge/intel/fsp_sandybridge/acpi.c b/src/northbridge/intel/fsp_sandybridge/acpi.c index faef4d7..d820139 100644 --- a/src/northbridge/intel/fsp_sandybridge/acpi.c +++ b/src/northbridge/intel/fsp_sandybridge/acpi.c @@ -29,7 +29,10 @@ #include <device/pci.h> #include <device/pci_ids.h> #include <build.h> +#include <drivers/intel/gma/i915.h> +#include <arch/acpigen.h> #include "northbridge.h" +#include <cbmem.h> unsigned long acpi_fill_mcfg(unsigned long current) { @@ -198,3 +201,15 @@ int init_igd_opregion(igd_opregion_t *opregion) return 0; } + +void *igd_make_opregion(void) +{ + igd_opregion_t *opregion; + + printk(BIOS_DEBUG, "ACPI: * IGD OpRegion\n"); + opregion = cbmem_add(CBMEM_ID_IGD_OPREGION, sizeof (*opregion)); + if (opregion) + init_igd_opregion(opregion); + return opregion; +} + diff --git a/src/northbridge/intel/fsp_sandybridge/northbridge.c b/src/northbridge/intel/fsp_sandybridge/northbridge.c index 182252d..a164536 100644 --- a/src/northbridge/intel/fsp_sandybridge/northbridge.c +++ b/src/northbridge/intel/fsp_sandybridge/northbridge.c @@ -354,6 +354,7 @@ static struct device_operations mc_ops = { .enable = northbridge_enable, .scan_bus = 0, .ops_pci = &intel_pci_ops, + .acpi_fill_ssdt_generator = generate_cpu_entries, }; static const struct pci_driver mc_driver_0100 __pci_driver = { diff --git a/src/southbridge/intel/fsp_bd82x6x/Kconfig b/src/southbridge/intel/fsp_bd82x6x/Kconfig index b2b4929..f628270 100644 --- a/src/southbridge/intel/fsp_bd82x6x/Kconfig +++ b/src/southbridge/intel/fsp_bd82x6x/Kconfig @@ -32,6 +32,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy select PCIEXP_ASPM select PCIEXP_COMMON_CLOCK select SPI_FLASH + select PER_DEVICE_ACPI_TABLES config EHCI_BAR hex diff --git a/src/southbridge/intel/fsp_bd82x6x/acpi/globalnvs.asl b/src/southbridge/intel/fsp_bd82x6x/acpi/globalnvs.asl index 2fe092d..be1eafb 100644 --- a/src/southbridge/intel/fsp_bd82x6x/acpi/globalnvs.asl +++ b/src/southbridge/intel/fsp_bd82x6x/acpi/globalnvs.asl @@ -31,8 +31,8 @@ Name(\DSEN, 1) // Display Output Switching Enable * we have to fix it up in coreboot's ACPI creation phase. */ - -OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0xf00) +External(NVSA) +OperationRegion (GNVS, SystemMemory, NVSA, 0xf00) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ diff --git a/src/southbridge/intel/fsp_bd82x6x/lpc.c b/src/southbridge/intel/fsp_bd82x6x/lpc.c index 8c15967..2fc3ea7 100644 --- a/src/southbridge/intel/fsp_bd82x6x/lpc.c +++ b/src/southbridge/intel/fsp_bd82x6x/lpc.c @@ -31,7 +31,12 @@ #include <arch/acpi.h> #include <cpu/cpu.h> #include <elog.h> +#include <arch/acpigen.h> +#include <drivers/intel/gma/i915.h> +#include <cbmem.h> +#include <string.h> #include "pch.h" +#include "nvs.h" #define NMI_OFF 0 @@ -625,6 +630,32 @@ static void set_subsystem(device_t dev, unsigned vendor, unsigned device) } } +static void southbridge_inject_dsdt(void) +{ + global_nvs_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + void *opregion; + + /* Calling northbridge code as gnvs contains opregion address. */ + opregion = igd_make_opregion(); + + if (gnvs) { + int scopelen; + + memset(gnvs, 0, sizeof (*gnvs)); + + acpi_create_gnvs(gnvs); + /* IGD OpRegion Base Address */ + gnvs->aslb = (u32)opregion; + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } +} + static struct pci_operations pci_ops = { .set_subsystem = set_subsystem, }; @@ -633,6 +664,8 @@ static struct device_operations device_ops = { .read_resources = pch_lpc_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pch_lpc_enable_resources, + .write_acpi_tables = acpi_write_hpet, + .acpi_inject_dsdt_generator = southbridge_inject_dsdt, .init = lpc_init, .enable = pch_lpc_enable, .scan_bus = scan_static_bus, diff --git a/src/southbridge/intel/fsp_bd82x6x/nvs.h b/src/southbridge/intel/fsp_bd82x6x/nvs.h index 8889f02..8557c02 100644 --- a/src/southbridge/intel/fsp_bd82x6x/nvs.h +++ b/src/southbridge/intel/fsp_bd82x6x/nvs.h @@ -156,3 +156,4 @@ typedef struct { /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); #endif +void acpi_create_gnvs(global_nvs_t *gnvs);

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Patch set updated for coreboot: 31f212f NOTFORMERGE: build-check to see which mobos are still monolithic ACPI
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7028 -gerrit commit 31f212f165c072f77e180f7a642789fef4de0e17 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Wed Oct 8 00:26:42 2014 +0200 NOTFORMERGE: build-check to see which mobos are still monolithic ACPI Change-Id: I37fab85eabac79b8596031fa4efb9ef630ae5664 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Kconfig b/src/Kconfig index ec59863..2338a13 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -470,7 +470,7 @@ config MAX_PIRQ_LINKS config PER_DEVICE_ACPI_TABLES bool - default n + default y #These Options are here to avoid "undefined" warnings. #The actual selection and help texts are in the following menu.

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Patch merged into coreboot/master: 9310df8 acpi: Don't add an empty SSDT.
by gerrit＠coreboot.org 11 Oct '14

11 Oct '14

the following patch was just integrated into master: commit 9310df8d0351842e7bb9efe3cabc0ff82ec99c53 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Fri Oct 10 20:40:41 2014 +0200 acpi: Don't add an empty SSDT. It's harmless but useless. Change-Id: Iaaa5f6933d120a2071b2e32e62e36e63afa96be3 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> Reviewed-on: http://review.coreboot.org/7043 Reviewed-by: Aaron Durbin <adurbin(a)gmail.com> Tested-by: build bot (Jenkins) See http://review.coreboot.org/7043 for details. -gerrit

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Patch set updated for coreboot: fa0b6ef acpi: Don't add an empty SSDT.
by Vladimir Serbinenko 11 Oct '14

11 Oct '14

Vladimir Serbinenko (phcoder(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7043 -gerrit commit fa0b6ef8ce594bcabf3d115f9d4eb90ffb4d4967 Author: Vladimir Serbinenko <phcoder(a)gmail.com> Date: Fri Oct 10 20:40:41 2014 +0200 acpi: Don't add an empty SSDT. It's harmless but useless. Change-Id: Iaaa5f6933d120a2071b2e32e62e36e63afa96be3 Signed-off-by: Vladimir Serbinenko <phcoder(a)gmail.com> --- src/arch/x86/boot/acpi.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c index ea65666..b9fbc81 100644 --- a/src/arch/x86/boot/acpi.c +++ b/src/arch/x86/boot/acpi.c @@ -749,9 +749,11 @@ unsigned long write_acpi_tables(unsigned long start) printk(BIOS_DEBUG, "ACPI: * SSDT\n"); ssdt = (acpi_header_t *)current; acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - ALIGN_CURRENT; + if (ssdt->length > sizeof(acpi_header_t)) { + current += ssdt->length; + acpi_add_table(rsdp, ssdt); + ALIGN_CURRENT; + } printk(BIOS_DEBUG, "ACPI: * MCFG\n"); mcfg = (acpi_mcfg_t *) current;

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coreboot-gerrit October 2014