diff options
| author | Subrata Banik <subrata.banik@intel.com> | 2017-03-08 17:59:40 +0530 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-04-10 20:04:01 +0200 |
| commit | e7ceae79502705a8dc86943e6296fd2cf7735677 (patch) | |
| tree | 932994dc8b8a10f2a2fae49946418bd11c44dfb0 /src/soc/intel/skylake/smihandler.c | |
| parent | d579199f968c88bdbb7e907f6e683d829215eeac (diff) | |
| download | coreboot-e7ceae79502705a8dc86943e6296fd2cf7735677.tar.xz | |
soc/intel/skylake: Use common PCR module
This patch use common PCR library to perform CRRd and CRWr operation
using Port Ids, define inside soc/pcr_ids.h
Change-Id: Id9336883514298e7f93fbc95aef8228202aa6fb9
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/18674
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel/skylake/smihandler.c')
| -rw-r--r-- | src/soc/intel/skylake/smihandler.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/src/soc/intel/skylake/smihandler.c b/src/soc/intel/skylake/smihandler.c index 382bdfc80f..e6f6959572 100644 --- a/src/soc/intel/skylake/smihandler.c +++ b/src/soc/intel/skylake/smihandler.c @@ -21,22 +21,31 @@ #include <arch/io.h> #include <console/console.h> #include <cpu/x86/cache.h> -#include <device/pci_def.h> #include <cpu/x86/smm.h> -#include <spi-generic.h> +#include <device/pci_def.h> #include <elog.h> +#include <intelblocks/pcr.h> #include <pc80/mc146818rtc.h> +#include <spi-generic.h> #include <soc/flash_controller.h> #include <soc/iomap.h> #include <soc/lpc.h> #include <soc/nvs.h> #include <soc/pci_devs.h> #include <soc/pch.h> -#include <soc/pcr.h> +#include <soc/pcr_ids.h> #include <soc/pm.h> #include <soc/pmc.h> #include <soc/smm.h> +/* IO Trap PCRs */ +/* Trap status Register */ +#define PCR_PSTH_TRPST 0x1E00 +/* Trapped cycle */ +#define PCR_PSTH_TRPC 0x1E10 +/* Trapped write data */ +#define PCR_PSTH_TRPD 0x1E18 + static u8 smm_initialized = 0; /* @@ -425,16 +434,17 @@ static void southbridge_smi_periodic(void) static void southbridge_smi_monitor(void) { #define IOTRAP(x) (trap_sts & (1 << x)) - u32 trap_sts, trap_cycle; + u32 trap_cycle; u32 data, mask = 0; + u8 trap_sts; int i; /* TRSR - Trap Status Register */ - pcr_read32(PID_PSTH, R_PCH_PCR_PSTH_TRPST, &trap_sts); + trap_sts = pcr_read8(PID_PSTH, PCR_PSTH_TRPST); /* Clear trap(s) in TRSR */ - pcr_write8(PID_PSTH, R_PCH_PCR_PSTH_TRPST, trap_sts); + pcr_write8(PID_PSTH, PCR_PSTH_TRPST, trap_sts); /* TRPC - Trapped cycle */ - pcr_read32(PID_PSTH, R_PCH_PCR_PSTH_TRPC, &trap_cycle); + trap_cycle = pcr_read32(PID_PSTH, PCR_PSTH_TRPC); for (i = 16; i < 20; i++) { if (trap_cycle & (1 << i)) mask |= (0xff << ((i - 16) << 2)); @@ -458,7 +468,7 @@ static void southbridge_smi_monitor(void) if (!(trap_cycle & (1 << 24))) { /* It's a write */ printk(BIOS_DEBUG, "SMI1 command\n"); /* Trapped write data */ - pcr_read32(PID_PSTH, R_PCH_PCR_PSTH_TRPD, &data); + data = pcr_read32(PID_PSTH, PCR_PSTH_TRPD); data &= mask; } } @@ -475,7 +485,7 @@ static void southbridge_smi_monitor(void) if (!(trap_cycle & (1 << 24))) { /* Write Cycle */ - pcr_read32(PID_PSTH, R_PCH_PCR_PSTH_TRPD, &data); + data = pcr_read32(PID_PSTH, PCR_PSTH_TRPD); printk(BIOS_DEBUG, " iotrap written data = 0x%08x\n", data); } #undef IOTRAP |