From 3e1b3b1f4f48cfa3b2af28f44c0537ea19d0e8cb Mon Sep 17 00:00:00 2001 From: Nico Huber Date: Sun, 7 Oct 2018 12:45:47 +0200 Subject: sb/amd/cimx/sb[89]00: Use CF9 reset Implement board_reset() as "system reset". Change-Id: I2d277b0845b4e8977b68892c2e5e00d8918e063f Signed-off-by: Nico Huber Reviewed-on: https://review.coreboot.org/29056 Reviewed-by: Patrick Georgi Tested-by: build bot (Jenkins) --- src/southbridge/amd/cimx/sb800/Kconfig | 3 ++- src/southbridge/amd/cimx/sb800/reset.c | 19 ++++--------------- 2 files changed, 6 insertions(+), 16 deletions(-) (limited to 'src/southbridge/amd/cimx/sb800') diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig index 07232f1a74..aa5160b68f 100644 --- a/src/southbridge/amd/cimx/sb800/Kconfig +++ b/src/southbridge/amd/cimx/sb800/Kconfig @@ -19,7 +19,8 @@ config SOUTHBRIDGE_AMD_CIMX_SB800 select IOAPIC select HAVE_USBDEBUG_OPTIONS select AMD_SB_CIMX - select HAVE_HARD_RESET + select HAVE_CF9_RESET + select HAVE_CF9_RESET_PREPARE if SOUTHBRIDGE_AMD_CIMX_SB800 config BOOTBLOCK_SOUTHBRIDGE_INIT diff --git a/src/southbridge/amd/cimx/sb800/reset.c b/src/southbridge/amd/cimx/sb800/reset.c index 40e861c215..b7ee613428 100644 --- a/src/southbridge/amd/cimx/sb800/reset.c +++ b/src/southbridge/amd/cimx/sb800/reset.c @@ -17,6 +17,7 @@ #define __SIMPLE_DEVICE__ #include +#include #include #define HT_INIT_CONTROL 0x6C @@ -24,7 +25,7 @@ #define NODE_PCI(x, fn) (((CONFIG_CDB+x)<32)?(PCI_DEV(CONFIG_CBB,(CONFIG_CDB+x),fn)):(PCI_DEV((CONFIG_CBB-1),(CONFIG_CDB+x-32),fn))) -static inline void set_bios_reset(void) +void cf9_reset_prepare(void) { u32 nodes; u32 htic; @@ -40,19 +41,7 @@ static inline void set_bios_reset(void) } } -void do_hard_reset(void) +void do_board_reset(void) { - set_bios_reset(); - /* Try rebooting through port 0xcf9 */ - /* Actually it is not a real hard_reset --- it only reset coherent link table, but not reset link freq and width */ - outb((0 << 3) | (0 << 2) | (1 << 1), 0xcf9); - outb((0 << 3) | (1 << 2) | (1 << 1), 0xcf9); -} - -//SbReset(); -void do_soft_reset(void) -{ - set_bios_reset(); - /* link reset */ - outb(0x06, 0x0cf9); + system_reset(); } -- cgit v1.2.3