GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

cpu/x86/lapic: Drop read/write_around aliases 

Change-Id: Ia3935524e57885ca79586f1f4612020bb05956ab
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55195
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Kyösti Mälkki 2021-05-31 10:53:18 +03:00
parent 146508d749
commit 08f4526b53
2 changed files with 3 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/cpu/x86/lapic/lapic_cpu_init.c
View File

@ -128,7 +128,7 @@ static int lapic_start_cpu(unsigned long apicid)
printk(BIOS_ERR, "ESR is 0x%x\n", lapic_read(LAPIC_ESR));
if (lapic_read(LAPIC_ESR)) {
printk(BIOS_ERR, "Try to reset ESR\n");
lapic_write_around(LAPIC_ESR, 0);
xapic_write_atomic(LAPIC_ESR, 0);
printk(BIOS_ERR, "ESR is 0x%x\n",
lapic_read(LAPIC_ESR));
}
@ -157,7 +157,7 @@ static int lapic_start_cpu(unsigned long apicid)
for (j = 1; j <= CONFIG_NUM_IPI_STARTS; j++) {
printk(BIOS_SPEW, "Sending STARTUP #%d to %lu.\n", j, apicid);
lapic_read_around(LAPIC_SPIV);
lapic_read(LAPIC_SPIV);
lapic_write(LAPIC_ESR, 0);
lapic_read(LAPIC_ESR);
printk(BIOS_SPEW, "After apic_write.\n");
@ -185,7 +185,7 @@ static int lapic_start_cpu(unsigned long apicid)
* Due to the Pentium erratum 3AP.
*/
if (maxlvt > 3) {
lapic_read_around(LAPIC_SPIV);
lapic_read(LAPIC_SPIV);
lapic_write(LAPIC_ESR, 0);
}
accept_status = (lapic_read(LAPIC_ESR) & 0xEF);

3
src/include/cpu/x86/lapic.h
View File

@ -40,9 +40,6 @@ static __always_inline int xapic_busy(void)
return xapic_read(LAPIC_ICR) & LAPIC_ICR_BUSY;
}
#define lapic_read_around(x) lapic_read(x)
#define lapic_write_around(x, y) xapic_write_atomic((x), (y))
static __always_inline uint32_t x2apic_read(unsigned int reg)
{
uint32_t value, index;