diff options
author | Patrick Georgi <pgeorgi@google.com> | 2019-01-24 16:03:41 +0100 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2019-01-24 15:23:47 +0000 |
commit | ff28371521e453541c3c2de50dd5c3dfc68cc292 (patch) | |
tree | 79734a21d14bcc1146f172d7dc372f7690409961 /src/soc/intel/denverton_ns/pmutil.c | |
parent | 062fdf13b8b7593c729401a5281087c3a09998d2 (diff) |
Revert "soc/intel/denverton_ns: Rewrite pmutil using pmclib"
This reverts commit ab1227226ebd78b40783cb200e60711b900352f0.
There were significant changes around soc_reset_tco_status() that this
code needs to be adapted to.
Change-Id: I563c9ddb3c7931c2b02f5c97a3be5e44fa873889
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/31071
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/soc/intel/denverton_ns/pmutil.c')
-rw-r--r-- | src/soc/intel/denverton_ns/pmutil.c | 163 |
1 files changed, 152 insertions, 11 deletions
diff --git a/src/soc/intel/denverton_ns/pmutil.c b/src/soc/intel/denverton_ns/pmutil.c index 344f8b9538..ccf0d9586b 100644 --- a/src/soc/intel/denverton_ns/pmutil.c +++ b/src/soc/intel/denverton_ns/pmutil.c @@ -19,12 +19,29 @@ #include <arch/io.h> #include <console/console.h> -#include <intelblocks/pmclib.h> #include <soc/iomap.h> #include <soc/soc_util.h> #include <soc/pm.h> -const char *const *soc_smi_sts_array(size_t *a) +static void print_num_status_bits(int num_bits, uint32_t status, + const char *const bit_names[]) +{ + int i; + + if (!status) + return; + + for (i = num_bits - 1; i >= 0; i--) { + if (status & (1 << i)) { + if (bit_names[i]) + printk(BIOS_DEBUG, "%s ", bit_names[i]); + else + printk(BIOS_DEBUG, "BIT%d ", i); + } + } +} + +static uint32_t print_smi_status(uint32_t smi_sts) { static const char *const smi_sts_bits[] = { [2] = "BIOS", @@ -50,11 +67,93 @@ const char *const *soc_smi_sts_array(size_t *a) [31] = "LEGACY_USB3", }; - *a = ARRAY_SIZE(smi_sts_bits); - return smi_sts_bits; + if (!smi_sts) + return 0; + + printk(BIOS_DEBUG, "SMI_STS: "); + print_num_status_bits(ARRAY_SIZE(smi_sts_bits), smi_sts, smi_sts_bits); + printk(BIOS_DEBUG, "\n"); + + return smi_sts; +} + +static uint32_t reset_smi_status(void) +{ + uint16_t pmbase = get_pmbase(); + uint32_t smi_sts = inl((uint16_t)(pmbase + SMI_STS)); + outl(smi_sts, (uint16_t)(pmbase + SMI_STS)); + return smi_sts; +} + +uint32_t clear_smi_status(void) { return print_smi_status(reset_smi_status()); } + +void enable_smi(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t smi_en = inl((uint16_t)(pmbase + SMI_EN)); + smi_en |= mask; + outl(smi_en, (uint16_t)(pmbase + SMI_EN)); } -const char *const *soc_tco_sts_array(size_t *a) +void disable_smi(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t smi_en = inl((uint16_t)(pmbase + SMI_EN)); + smi_en &= ~mask; + outl(smi_en, (uint16_t)(pmbase + SMI_EN)); +} + +void enable_pm1_control(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t pm1_cnt = inl((uint16_t)(pmbase + PM1_CNT)); + pm1_cnt |= mask; + outl(pm1_cnt, (uint16_t)(pmbase + PM1_CNT)); +} + +void disable_pm1_control(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t pm1_cnt = inl((uint16_t)(pmbase + PM1_CNT)); + pm1_cnt &= ~mask; + outl(pm1_cnt, (uint16_t)(pmbase + PM1_CNT)); +} + +static uint16_t reset_pm1_status(void) +{ + uint16_t pmbase = get_pmbase(); + uint16_t pm1_sts = inw((uint16_t)(pmbase + PM1_STS)); + outw(pm1_sts, (uint16_t)(pmbase + PM1_STS)); + return pm1_sts; +} + +static uint16_t print_pm1_status(uint16_t pm1_sts) +{ + static const char *const pm1_sts_bits[] = { + [0] = "TMROF", [4] = "BM", [5] = "GBL", + [8] = "PWRBTN", [10] = "RTC", [11] = "PRBTNOR", + [15] = "WAK", + }; + + if (!pm1_sts) + return 0; + + printk(BIOS_SPEW, "PM1_STS: "); + print_num_status_bits(ARRAY_SIZE(pm1_sts_bits), pm1_sts, pm1_sts_bits); + printk(BIOS_SPEW, "\n"); + + return pm1_sts; +} + +uint16_t clear_pm1_status(void) { return print_pm1_status(reset_pm1_status()); } + +void enable_pm1(uint16_t events) +{ + uint16_t pmbase = get_pmbase(); + outw(events, (uint16_t)(pmbase + PM1_EN)); +} + +static uint32_t print_tco_status(uint32_t tco_sts) { static const char *const tco_sts_bits[] = { [0] = "NMI2SMI", [1] = "OS_TCO_SMI", @@ -65,11 +164,17 @@ const char *const *soc_tco_sts_array(size_t *a) [17] = "SECOND_TO", [20] = "SMLINK_SLV_SMI", }; - *a = ARRAY_SIZE(tco_sts_bits); - return tco_sts_bits; + if (!tco_sts) + return 0; + + printk(BIOS_DEBUG, "TCO_STS: "); + print_num_status_bits(ARRAY_SIZE(tco_sts_bits), tco_sts, tco_sts_bits); + printk(BIOS_DEBUG, "\n"); + + return tco_sts; } -uint32_t soc_reset_tco_status(void) +static uint32_t reset_tco_status(void) { uint16_t tcobase = get_tcobase(); uint32_t tco_sts = inl((uint16_t)(tcobase + TCO1_STS)); @@ -79,7 +184,35 @@ uint32_t soc_reset_tco_status(void) return tco_sts & tco_en; } -const char *const *soc_std_gpe_sts_array(size_t *a) +uint32_t clear_tco_status(void) { return print_tco_status(reset_tco_status()); } + +void enable_gpe(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN(GPE_STD))); + gpe0_en |= mask; + outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN(GPE_STD))); +} + +void disable_gpe(uint32_t mask) +{ + uint16_t pmbase = get_pmbase(); + uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN(GPE_STD))); + gpe0_en &= ~mask; + outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN(GPE_STD))); +} + +void disable_all_gpe(void) { disable_gpe(~0); } + +static uint32_t reset_gpe_status(void) +{ + uint16_t pmbase = get_pmbase(); + uint32_t gpe_sts = inl((uint16_t)(pmbase + GPE0_STS(GPE_STD))); + outl(gpe_sts, (uint16_t)(pmbase + GPE0_STS(GPE_STD))); + return gpe_sts; +} + +static uint32_t print_gpe_sts(uint32_t gpe_sts) { static const char *const gpe_sts_bits[] = { [0] = "GPIO_0", [1] = "GPIO_1", @@ -100,8 +233,16 @@ const char *const *soc_std_gpe_sts_array(size_t *a) [30] = "GPIO_30", [31] = "GPIO_31", }; - *a = ARRAY_SIZE(gpe_sts_bits); - return gpe_sts_bits; + if (!gpe_sts) + return gpe_sts; + + printk(BIOS_DEBUG, "GPE0a_STS: "); + print_num_status_bits(ARRAY_SIZE(gpe_sts_bits), gpe_sts, gpe_sts_bits); + printk(BIOS_DEBUG, "\n"); + + return gpe_sts; } +uint32_t clear_gpe_status(void) { return print_gpe_sts(reset_gpe_status()); } + void clear_pmc_status(void) { /* TODO */ } |