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ibexpeak, bd82x6x: Move to implicit length patching

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Change-Id: I43eef7f97398d7c4c3f8d9790920fa4402019dd7
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7326
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
This commit is contained in:
Vladimir Serbinenko
2014-11-04 21:09:23 +01:00
parent b1709bd0b2
commit 226d784377
7 changed files with 161 additions and 209 deletions
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32
src/cpu/intel/speedstep/acpi.c
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@@ -82,18 +82,17 @@ static int get_fsb(void)
return 600;
}
static int gen_pstate_entries(const sst_table_t *const pstates,
static void gen_pstate_entries(const sst_table_t *const pstates,
const int cpuID, const int cores_per_package,
const uint8_t coordination)
{
int i;
int len, len_ps;
int frequency;
len = acpigen_write_empty_PCT();
len += acpigen_write_PSD_package(
acpigen_write_empty_PCT();
acpigen_write_PSD_package(
cpuID, cores_per_package, coordination);
len += acpigen_write_name("_PSS");
acpigen_write_name("_PSS");
const int fsb3 = get_fsb();
const int min_ratio2 = SPEEDSTEP_DOUBLE_RATIO(
@@ -107,7 +106,7 @@ static int gen_pstate_entries(const sst_table_t *const pstates,
printk(BIOS_DEBUG, "adding %x P-States between "
"busratio %x and %x, ""incl. P0\n",
pstates->num_states, min_ratio2 / 2, max_ratio2 / 2);
len_ps = acpigen_write_package(pstates->num_states);
acpigen_write_package(pstates->num_states);
for (i = 0; i < pstates->num_states; ++i) {
const sst_state_t *const pstate = &pstates->states[i];
/* Report frequency of turbo mode as that of HFM + 1. */
@@ -119,19 +118,14 @@ static int gen_pstate_entries(const sst_table_t *const pstates,
frequency = (SPEEDSTEP_DOUBLE_RATIO(*pstate)*fsb3)/12;
else
frequency = (SPEEDSTEP_DOUBLE_RATIO(*pstate)*fsb3)/6;
len_ps += acpigen_write_PSS_package(
acpigen_write_PSS_package(
frequency, pstate->power, 0, 0,
SPEEDSTEP_ENCODE_STATE(*pstate),
SPEEDSTEP_ENCODE_STATE(*pstate));
}
len_ps--;
acpigen_patch_len(len_ps);
acpigen_pop_len();
len += acpigen_write_PPC(0);
len += len_ps;
return len;
acpigen_write_PPC(0);
}
/**
@@ -139,7 +133,6 @@ static int gen_pstate_entries(const sst_table_t *const pstates,
*/
void generate_cpu_entries(void)
{
int len_pr;
int coreID, cpuID, pcontrol_blk = PMB0_BASE, plen = 6;
int totalcores = determine_total_number_of_cores();
int cores_per_package = (cpuid_ebx(1)>>16) & 0xff;
@@ -171,21 +164,20 @@ void generate_cpu_entries(void)
}
/* Generate processor \_PR.CPUx. */
len_pr = acpigen_write_processor(
acpigen_write_processor(
cpuID * cores_per_package + coreID - 1,
pcontrol_blk, plen);
/* Generate p-state entries. */
len_pr += gen_pstate_entries(&pstates, cpuID,
gen_pstate_entries(&pstates, cpuID,
cores_per_package, coordination);
/* Generate c-state entries. */
if (num_cstates > 0)
len_pr += acpigen_write_CST_package(
acpigen_write_CST_package(
cstates, num_cstates);
len_pr--;
acpigen_patch_len(len_pr);
acpigen_pop_len();
}
}
}