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| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-12 23:06:47 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-07-20 13:18:56 +0000 |
| commit | 2e5e99c48ce374e8ad1d92a77e54c5e22a770f0b (patch) | |
| tree | 85a8798de8617f92c83fbcfe167a22d468c9800e /src/southbridge/intel/i82801dx | |
| parent | 7db5ce15a3fd8a90cc3bc6c08526358257892cb3 (diff) | |
| download | coreboot-2e5e99c48ce374e8ad1d92a77e54c5e22a770f0b.tar.xz | |
sb/intel/i82801dx: Declare reset register in FADT
According to Intel Document 290744 (ICH4 datasheet), 0xcf9 is the reset
register, and setting bits 1 and 2 will result in a hard reset.
Change-Id: Id1a532857d9643d222d61c3902faadd471ae2a9a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43384
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/southbridge/intel/i82801dx')
| -rw-r--r-- | src/southbridge/intel/i82801dx/fadt.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/southbridge/intel/i82801dx/fadt.c b/src/southbridge/intel/i82801dx/fadt.c index cdab3f44c1..319e6a6f88 100644 --- a/src/southbridge/intel/i82801dx/fadt.c +++ b/src/southbridge/intel/i82801dx/fadt.c @@ -52,16 +52,16 @@ void acpi_fill_fadt(acpi_fadt_t *fadt) fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON | - ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK; + ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_RESET_REGISTER | + ACPI_FADT_PLATFORM_CLOCK; - fadt->reset_reg.space_id = 0; - fadt->reset_reg.bit_width = 0; + fadt->reset_reg.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->reset_reg.bit_width = 8; fadt->reset_reg.bit_offset = 0; - fadt->reset_reg.access_size = 0; - fadt->reset_reg.addrl = 0x0; - fadt->reset_reg.addrh = 0x0; - - fadt->reset_value = 0; + fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; + fadt->reset_reg.addrl = 0xcf9; + fadt->reset_reg.addrh = 0; + fadt->reset_value = 0x06; fadt->x_pm1a_evt_blk.space_id = 1; fadt->x_pm1a_evt_blk.bit_width = 32; |