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mb,x86/smm: Disable unused IO traps 

Only IO trap #3 for lenovo/x60,t60 and getac/p470 have implemented
the IO trap handler.

Change-Id: Ibadce174f673e88380f4b6745fd9ed8b73177a13
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70367
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kyösti Mälkki 2022-12-03 08:25:18 +02:00
parent 4c61294498
commit 100f92c54f
6 changed files with 0 additions and 29 deletions
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6
src/mainboard/apple/macbook21/early_init.c
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@ -23,10 +23,4 @@ void mainboard_late_rcba_config(void)
/* Disable unused devices */ /* Disable unused devices */
RCBA32(FD) |= FD_INTLAN; RCBA32(FD) |= FD_INTLAN;
/* Set up I/O Trap #0 for 0xfe00 (SMIC) */
/* Set up I/O Trap #3 for 0x800-0x80c (Trap) */
RCBA32(0x1e9c) = 0x000200f0;
RCBA32(0x1e98) = 0x000c0801;
} }

3
src/mainboard/getac/p470/early_init.c
View File

@ -122,9 +122,6 @@ void mainboard_late_rcba_config(void)
RCBA32(FD) |= FD_INTLAN; RCBA32(FD) |= FD_INTLAN;
/* This should probably go into the ACPI enable trap */ /* This should probably go into the ACPI enable trap */
/* Set up I/O Trap #0 for 0xfe00 (SMIC) */
RCBA32(0x1e84) = 0x00020001;
RCBA32(0x1e80) = 0x0000fe01;
/* Set up I/O Trap #3 for 0x800-0x80c (Trap) */ /* Set up I/O Trap #3 for 0x800-0x80c (Trap) */
RCBA32(0x1e9c) = 0x000200f0; RCBA32(0x1e9c) = 0x000200f0;

3
src/mainboard/lenovo/t60/early_init.c
View File

@ -73,9 +73,6 @@ void mainboard_late_rcba_config(void)
/* Disable unused devices */ /* Disable unused devices */
RCBA32(FD) |= FD_INTLAN; RCBA32(FD) |= FD_INTLAN;
/* Set up I/O Trap #0 for 0xfe00 (SMIC) */
RCBA64(IOTR0) = 0x000200010000fe01ULL;
/* Set up I/O Trap #3 for 0x800-0x80c (Trap) */ /* Set up I/O Trap #3 for 0x800-0x80c (Trap) */
RCBA64(IOTR3) = 0x000200f0000c0801ULL; RCBA64(IOTR3) = 0x000200f0000c0801ULL;
} }

3
src/mainboard/lenovo/x60/early_init.c
View File

@ -72,9 +72,6 @@ void mainboard_late_rcba_config(void)
/* Disable unused devices */ /* Disable unused devices */
RCBA32(FD) |= FD_INTLAN; RCBA32(FD) |= FD_INTLAN;
/* Set up I/O Trap #0 for 0xfe00 (SMIC) */
RCBA64(IOTR0) = 0x000200010000fe01ULL;
/* Set up I/O Trap #3 for 0x800-0x80c (Trap) */ /* Set up I/O Trap #3 for 0x800-0x80c (Trap) */
RCBA64(IOTR3) = 0x000200f0000c0801ULL; RCBA64(IOTR3) = 0x000200f0000c0801ULL;
} }

10
src/mainboard/roda/rk886ex/early_init.c
View File

@ -77,16 +77,6 @@ void mainboard_late_rcba_config(void)
/* Disable unused devices */ /* Disable unused devices */
RCBA32(FD) |= FD_INTLAN; RCBA32(FD) |= FD_INTLAN;
/* This should probably go into the ACPI OS Init trap */
/* Set up I/O Trap #0 for 0xfe00 (SMIC) */
RCBA32(0x1e84) = 0x00020001;
RCBA32(0x1e80) = 0x0000fe01;
/* Set up I/O Trap #3 for 0x800-0x80c (Trap) */
RCBA32(0x1e9c) = 0x000200f0;
RCBA32(0x1e98) = 0x000c0801;
} }
static void init_artec_dongle(void) static void init_artec_dongle(void)

4
src/southbridge/intel/ibexpeak/lpc.c
View File

@ -265,10 +265,6 @@ static void mobile5_pm_init(struct device *dev)
(void)RCBA32(0x1d44); (void)RCBA32(0x1d44);
RCBA32(0x1d48) = 0x00030000; RCBA32(0x1d48) = 0x00030000;
(void)RCBA32(0x1d48); (void)RCBA32(0x1d48);
RCBA32(0x1e80) = 0x000c0801;
(void)RCBA32(0x1e80);
RCBA32(0x1e84) = 0x000200f0;
(void)RCBA32(0x1e84);
const u32 rcba2010[] = { const u32 rcba2010[] = {
/* 2010: */ 0x00188200, 0x14000016, 0xbc4abcb5, 0x00000000, /* 2010: */ 0x00188200, 0x14000016, 0xbc4abcb5, 0x00000000,