Subrata Banik has submitted this change. ( https://review.coreboot.org/c/coreboot/+/45341 )
Change subject: soc/intel/common/block/cse: Refactor cse_request_global_reset() function ......................................................................
soc/intel/common/block/cse: Refactor cse_request_global_reset() function
List of changes: 1. Check if CSE is enabled from devicetree.cb 2. Create helper function cse_request_reset() 3. Modify caller function argument cse_request_global_reset()
Signed-off-by: Subrata Banik subrata.banik@intel.com Change-Id: I3668b473bec8d51f847908d11e2e25c485ec7a97 Reviewed-on: https://review.coreboot.org/c/coreboot/+/45341 Reviewed-by: Michael Niewöhner foss@mniewoehner.de Reviewed-by: HAOUAS Elyes ehaouas@noos.fr Reviewed-by: Furquan Shaikh furquan@google.com Reviewed-by: Angel Pons th3fanbus@gmail.com Tested-by: build bot (Jenkins) no-reply@coreboot.org --- M src/soc/intel/alderlake/reset.c M src/soc/intel/cannonlake/reset.c M src/soc/intel/common/block/cse/cse.c M src/soc/intel/common/block/include/intelblocks/cse.h M src/soc/intel/elkhartlake/reset.c M src/soc/intel/icelake/reset.c M src/soc/intel/jasperlake/reset.c M src/soc/intel/skylake/me.c M src/soc/intel/tigerlake/reset.c 9 files changed, 18 insertions(+), 14 deletions(-)
Approvals: build bot (Jenkins): Verified Furquan Shaikh: Looks good to me, approved HAOUAS Elyes: Looks good to me, but someone else must approve Angel Pons: Looks good to me, approved Michael Niewöhner: Looks good to me, approved
diff --git a/src/soc/intel/alderlake/reset.c b/src/soc/intel/alderlake/reset.c index d37ff54..1f7ea3c 100644 --- a/src/soc/intel/alderlake/reset.c +++ b/src/soc/intel/alderlake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */ diff --git a/src/soc/intel/cannonlake/reset.c b/src/soc/intel/cannonlake/reset.c index d37ff54..1f7ea3c 100644 --- a/src/soc/intel/cannonlake/reset.c +++ b/src/soc/intel/cannonlake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */ diff --git a/src/soc/intel/common/block/cse/cse.c b/src/soc/intel/common/block/cse/cse.c index 4b598e2..ef6db3d 100644 --- a/src/soc/intel/common/block/cse/cse.c +++ b/src/soc/intel/common/block/cse/cse.c @@ -616,9 +616,10 @@ }
/* - * Sends GLOBAL_RESET_REQ cmd to CSE.The reset type can be GLOBAL_RESET/CSE_RESET_ONLY. + * Sends GLOBAL_RESET_REQ cmd to CSE with reset type GLOBAL_RESET. + * Returns 0 on failure and 1 on success. */ -int cse_request_global_reset(enum rst_req_type rst_type) +static int cse_request_reset(enum rst_req_type rst_type) { int status; struct mkhi_hdr reply; @@ -644,7 +645,7 @@ return 0; }
- if (!cse_is_global_reset_allowed()) { + if (!cse_is_global_reset_allowed() || !is_cse_enabled()) { printk(BIOS_ERR, "HECI: CSE does not meet required prerequisites\n"); return 0; } @@ -663,6 +664,11 @@ return status; }
+int cse_request_global_reset(void) +{ + return cse_request_reset(GLOBAL_RESET); +} + static bool cse_is_hmrfpo_enable_allowed(void) { /* diff --git a/src/soc/intel/common/block/include/intelblocks/cse.h b/src/soc/intel/common/block/include/intelblocks/cse.h index a67010c..f554933 100644 --- a/src/soc/intel/common/block/include/intelblocks/cse.h +++ b/src/soc/intel/common/block/include/intelblocks/cse.h @@ -121,12 +121,10 @@ };
/* - * Sends GLOBAL_RESET_REQ cmd to CSE. - * The reset type can be one of the above defined reset type. + * Sends GLOBAL_RESET_REQ cmd to CSE with reset type GLOBAL_RESET. * Returns 0 on failure and 1 on success. */ -int cse_request_global_reset(enum rst_req_type rst_type); - +int cse_request_global_reset(void); /* * Sends HMRFPO_ENABLE command. * HMRFPO - Host ME Region Flash Protection Override. diff --git a/src/soc/intel/elkhartlake/reset.c b/src/soc/intel/elkhartlake/reset.c index 107db5a..fe3d769 100644 --- a/src/soc/intel/elkhartlake/reset.c +++ b/src/soc/intel/elkhartlake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */ diff --git a/src/soc/intel/icelake/reset.c b/src/soc/intel/icelake/reset.c index d37ff54..1f7ea3c 100644 --- a/src/soc/intel/icelake/reset.c +++ b/src/soc/intel/icelake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */ diff --git a/src/soc/intel/jasperlake/reset.c b/src/soc/intel/jasperlake/reset.c index d37ff54..1f7ea3c 100644 --- a/src/soc/intel/jasperlake/reset.c +++ b/src/soc/intel/jasperlake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */ diff --git a/src/soc/intel/skylake/me.c b/src/soc/intel/skylake/me.c index 0d6135f..b967d31 100644 --- a/src/soc/intel/skylake/me.c +++ b/src/soc/intel/skylake/me.c @@ -353,7 +353,7 @@ goto ret;
/* ME should be in Normal Mode for this command */ - status = cse_request_global_reset(GLOBAL_RESET); + status = cse_request_global_reset(); ret: return status; } diff --git a/src/soc/intel/tigerlake/reset.c b/src/soc/intel/tigerlake/reset.c index d37ff54..1f7ea3c 100644 --- a/src/soc/intel/tigerlake/reset.c +++ b/src/soc/intel/tigerlake/reset.c @@ -11,7 +11,7 @@ void do_global_reset(void) { /* Ask CSE to do the global reset */ - if (cse_request_global_reset(GLOBAL_RESET)) + if (cse_request_global_reset()) return;
/* global reset if CSE fail to reset */