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authorSimon Glass <sjg@chromium.org>2015-04-28 20:11:30 -0600
committerSimon Glass <sjg@chromium.org>2015-04-29 21:02:32 -0600
commit5021c81faa8350ac8f77bd14822aa2f7f30cd1c3 (patch)
tree4bd6c4edcdb1907657a06b663ae98999e440e76f /arch/x86/cpu
parentff6a8f3c06eab0f0afb65d5e5925eee9860f0add (diff)
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x86: ivybridge: Use reset_cpu()
Now that reset_cpu() functions correctly, use it instead of directly accessing the port. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86/cpu')
-rw-r--r--arch/x86/cpu/ivybridge/cpu.c5
-rw-r--r--arch/x86/cpu/ivybridge/early_me.c13
-rw-r--r--arch/x86/cpu/ivybridge/sdram.c3
3 files changed, 6 insertions, 15 deletions
diff --git a/arch/x86/cpu/ivybridge/cpu.c b/arch/x86/cpu/ivybridge/cpu.c
index 37f3731..cce5923 100644
--- a/arch/x86/cpu/ivybridge/cpu.c
+++ b/arch/x86/cpu/ivybridge/cpu.c
@@ -92,7 +92,7 @@ static int set_flex_ratio_to_tdp_nominal(void)
/* Issue warm reset, will be "CPU only" due to soft reset data */
outb(0x0, PORT_RESET);
- outb(0x6, PORT_RESET);
+ outb(SYS_RST | RST_CPU, PORT_RESET);
cpu_hlt();
/* Not reached */
@@ -286,8 +286,7 @@ int print_cpuinfo(void)
/* System is not happy after keyboard reset... */
debug("Issuing CF9 warm reset\n");
- outb(0x6, 0xcf9);
- cpu_hlt();
+ reset_cpu(0);
}
/* Early chipset init required before RAM init can work */
diff --git a/arch/x86/cpu/ivybridge/early_me.c b/arch/x86/cpu/ivybridge/early_me.c
index 356bbb4..711470f 100644
--- a/arch/x86/cpu/ivybridge/early_me.c
+++ b/arch/x86/cpu/ivybridge/early_me.c
@@ -117,7 +117,6 @@ static inline void set_global_reset(int enable)
int intel_early_me_init_done(u8 status)
{
- u8 reset;
int count;
u32 mebase_l, mebase_h;
struct me_hfs hfs;
@@ -156,7 +155,6 @@ int intel_early_me_init_done(u8 status)
/* Check status after acknowledgement */
intel_early_me_status();
- reset = 0;
switch (hfs.ack_data) {
case ME_HFS_ACK_CONTINUE:
/* Continue to boot */
@@ -164,17 +162,17 @@ int intel_early_me_init_done(u8 status)
case ME_HFS_ACK_RESET:
/* Non-power cycle reset */
set_global_reset(0);
- reset = 0x06;
+ reset_cpu(0);
break;
case ME_HFS_ACK_PWR_CYCLE:
/* Power cycle reset */
set_global_reset(0);
- reset = 0x0e;
+ x86_full_reset();
break;
case ME_HFS_ACK_GBL_RESET:
/* Global reset */
set_global_reset(1);
- reset = 0x0e;
+ x86_full_reset();
break;
case ME_HFS_ACK_S3:
case ME_HFS_ACK_S4:
@@ -182,10 +180,5 @@ int intel_early_me_init_done(u8 status)
break;
}
- /* Perform the requested reset */
- if (reset) {
- outb(reset, 0xcf9);
- cpu_hlt();
- }
return -1;
}
diff --git a/arch/x86/cpu/ivybridge/sdram.c b/arch/x86/cpu/ivybridge/sdram.c
index 9a6da37..af907c5 100644
--- a/arch/x86/cpu/ivybridge/sdram.c
+++ b/arch/x86/cpu/ivybridge/sdram.c
@@ -393,8 +393,7 @@ int sdram_initialise(struct pei_data *pei_data)
/* If MRC data is not found we cannot continue S3 resume. */
if (pei_data->boot_mode == PEI_BOOT_RESUME && !pei_data->mrc_input) {
debug("Giving up in sdram_initialize: No MRC data\n");
- outb(0x6, PORT_RESET);
- cpu_hlt();
+ reset_cpu(0);
}
/* Pass console handler in pei_data */