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| author | Arthur Heymans <arthur@aheymans.xyz> | 2019-09-16 21:09:36 +0200 |
|---|---|---|
| committer | Arthur Heymans <arthur@aheymans.xyz> | 2019-10-06 10:13:55 +0000 |
| commit | 126f9e51fb171ba7f1b05db228f13ad01504ec80 (patch) | |
| tree | acdecf27f0bc13045691b3f038aaca5749a62a99 /src/mainboard/lenovo/x201 | |
| parent | 37e1d93ca0da15c03be32514e45f3668060aac08 (diff) | |
| download | coreboot-126f9e51fb171ba7f1b05db228f13ad01504ec80.tar.xz | |
intel/ibexpeak boards: Remove handled RCBA entries from replay
The RCBA registers 0x3400-0x3500 are all handled elsewhere
in the code, so no need to have a 'replay' of those.
The remainder now consist of USB setup and undocumented bits
that should likely not be touched at all.
Change-Id: I69fc8a5e16f7cf0e1068d0d2ed678a6c2f6e70a9
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35440
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/lenovo/x201')
| -rw-r--r-- | src/mainboard/lenovo/x201/romstage.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/src/mainboard/lenovo/x201/romstage.c b/src/mainboard/lenovo/x201/romstage.c index 9d98637c65..1d364b61e4 100644 --- a/src/mainboard/lenovo/x201/romstage.c +++ b/src/mainboard/lenovo/x201/romstage.c @@ -65,23 +65,15 @@ static void rcba_config(void) { southbridge_configure_default_intmap(); + /* Must set BIT0 (hides performance counters PCI device). + coreboot enables the Rate Matching Hub which makes the UHCI PCI + devices disappear, so BIT5-12 and BIT28 can be set to hide those. */ + RCBA32(FD) = (1 << 28) | (0xff << 5) | 1; + + /* Set reserved bit to 1 */ + RCBA32(FD2) = 1; + static const u32 rcba_dump3[] = { - /* 3400 */ 0x0000001c, 0x00000080, 0x00000000, 0x00000000, - /* 3410 */ 0x00000c61, 0x00000000, 0x16e41fe1, 0xbf4f001f, - /* 3420 */ 0x00000000, 0x00060010, 0x0000001d, 0x00000000, - /* 3430 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 3440 */ 0xdeaddeed, 0x00000000, 0x00000000, 0x00000000, - /* 3450 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 3460 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 3470 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 3480 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 3490 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34a0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34b0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34c0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34d0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34e0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - /* 34f0 */ 0x00000000, 0x00000000, 0x00000000, 0x00000000, /* 3500 */ 0x20000557, 0x2000055f, 0x2000074b, 0x2000074b, /* 3510 */ 0x20000557, 0x2000014b, 0x2000074b, 0x2000074b, /* 3520 */ 0x2000074b, 0x2000074b, 0x2000055f, 0x2000055f, @@ -120,8 +112,8 @@ static void rcba_config(void) }; unsigned i; for (i = 0; i < sizeof(rcba_dump3) / 4; i++) { - RCBA32(4 * i + 0x3400) = rcba_dump3[i]; - (void)RCBA32(4 * i + 0x3400); + RCBA32(4 * i + 0x3500) = rcba_dump3[i]; + (void)RCBA32(4 * i + 0x3500); } } |