diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2021-03-27 09:06:54 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2021-04-10 16:03:09 +0000 |
| commit | 93aab51ec196d34cb66e2c6060b22dde3eae6597 (patch) | |
| tree | 514795a31f87ea75266e5641aa42af95bbade2ea /src/northbridge/intel | |
| parent | 70dc0a8cc34dfa66473d00fc7fffdc71d38b4347 (diff) | |
nb/intel/x4x: Correct and use macros for CLKCFG
The `CLKCFG_UPDATE` macro is copied from gm45 and unused. Correct it and
use the CLKCFG macros instead of magic values.
Tested with BUILD_TIMELESS=1, Asus P5QL PRO remains identical.
Change-Id: I17e972eba21282ac84c7afe10b7149cd1131fd07
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51877
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/northbridge/intel')
| -rw-r--r-- | src/northbridge/intel/x4x/early_init.c | 2 | ||||
| -rw-r--r-- | src/northbridge/intel/x4x/raminit.c | 2 | ||||
| -rw-r--r-- | src/northbridge/intel/x4x/raminit_ddr23.c | 7 | ||||
| -rw-r--r-- | src/northbridge/intel/x4x/x4x.h | 2 |
4 files changed, 7 insertions, 6 deletions
diff --git a/src/northbridge/intel/x4x/early_init.c b/src/northbridge/intel/x4x/early_init.c index f942d59758..e6083d957f 100644 --- a/src/northbridge/intel/x4x/early_init.c +++ b/src/northbridge/intel/x4x/early_init.c @@ -62,7 +62,7 @@ static void init_egress(void) EPBAR8(EPVC0RCTL) = 1; EPBAR8(EPPVCCAP1) = 1; - switch (MCHBAR32(0xc00) & 0x7) { + switch (MCHBAR32(CLKCFG_MCHBAR) & CLKCFG_FSBCLK_MASK) { case 0x0: /* FSB 1066 */ EPBAR32(EPVC1ITC) = 0x0001a6db; diff --git a/src/northbridge/intel/x4x/raminit.c b/src/northbridge/intel/x4x/raminit.c index 97c0a53f07..5f937cf477 100644 --- a/src/northbridge/intel/x4x/raminit.c +++ b/src/northbridge/intel/x4x/raminit.c @@ -412,7 +412,7 @@ static void print_selected_timings(struct sysinfo *s) static void find_fsb_speed(struct sysinfo *s) { - switch (MCHBAR32(0xc00) & 0x7) { + switch ((MCHBAR32(CLKCFG_MCHBAR) & CLKCFG_FSBCLK_MASK) >> CLKCFG_FSBCLK_SHIFT) { case 0x0: s->max_fsb = FSB_CLOCK_1066MHz; break; diff --git a/src/northbridge/intel/x4x/raminit_ddr23.c b/src/northbridge/intel/x4x/raminit_ddr23.c index 84dbff5b0f..6863ef85f2 100644 --- a/src/northbridge/intel/x4x/raminit_ddr23.c +++ b/src/northbridge/intel/x4x/raminit_ddr23.c @@ -1952,11 +1952,12 @@ void do_raminit(struct sysinfo *s, int fast_boot) MCHBAR8_OR(0x1a8, 0x4); /* Set frequency */ - MCHBAR32_AND_OR(0xc00, ~0x70, - (s->selected_timings.mem_clk << 4) | (1 << 10)); + MCHBAR32_AND_OR(CLKCFG_MCHBAR, ~CLKCFG_MEMCLK_MASK, + (s->selected_timings.mem_clk << CLKCFG_MEMCLK_SHIFT) | CLKCFG_UPDATE); /* Overwrite value if chipset rejects it */ - s->selected_timings.mem_clk = (MCHBAR8(0xc00) & 0x70) >> 4; + s->selected_timings.mem_clk = + (MCHBAR8(CLKCFG_MCHBAR) & CLKCFG_MEMCLK_MASK) >> CLKCFG_MEMCLK_SHIFT; if (s->selected_timings.mem_clk > (s->max_fsb + 3)) die("Error: DDR is faster than FSB, halt\n"); } diff --git a/src/northbridge/intel/x4x/x4x.h b/src/northbridge/intel/x4x/x4x.h index 0c0e6059c9..991d175af9 100644 --- a/src/northbridge/intel/x4x/x4x.h +++ b/src/northbridge/intel/x4x/x4x.h @@ -74,7 +74,7 @@ #define CLKCFG_FSBCLK_MASK (7 << CLKCFG_FSBCLK_SHIFT) #define CLKCFG_MEMCLK_SHIFT 4 #define CLKCFG_MEMCLK_MASK (7 << CLKCFG_MEMCLK_SHIFT) -#define CLKCFG_UPDATE (1 << 12) +#define CLKCFG_UPDATE (1 << 10) #define SSKPD_MCHBAR 0x0c20 /* 64 bit */ |