X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fcpu%2Fmpc86xx%2Fmp.c;h=de705f0ae80ac22103c999d377f6dbac91d06bfa;hb=345be0b26734c560e8b33531ab21a1272179c5c3;hp=b4a0faacde0c8bcc11914e49492603e07ec911d2;hpb=500fbae2043532275e09a8666d837d052c9bad9a;p=oweals%2Fu-boot.git

diff --git a/arch/powerpc/cpu/mpc86xx/mp.c b/arch/powerpc/cpu/mpc86xx/mp.c
index b4a0faacde..de705f0ae8 100644
--- a/arch/powerpc/cpu/mpc86xx/mp.c
+++ b/arch/powerpc/cpu/mpc86xx/mp.c
@@ -66,15 +66,35 @@ int cpu_disable(int nr)
 	return 0;
 }
 
-int cpu_release(int nr, int argc, char *argv[])
+int is_core_disabled(int nr) {
+	immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
+	ccsr_gur_t *gur = &immap->im_gur;
+	u32 devdisr = in_be32(&gur->devdisr);
+
+	switch (nr) {
+	case 0:
+		return (devdisr & MPC86xx_DEVDISR_CPU0);
+	case 1:
+		return (devdisr & MPC86xx_DEVDISR_CPU1);
+	default:
+		printf("Invalid cpu number for disable %d\n", nr);
+	}
+
+	return 0;
+}
+
+int cpu_release(int nr, int argc, char * const argv[])
 {
 	/* dummy function so common/cmd_mp.c will build
 	 * should be implemented in the future */
 	return 1;
 }
 
-u32 determine_mp_bootpg(void)
+u32 determine_mp_bootpg(unsigned int *pagesize)
 {
+	if (pagesize)
+		*pagesize = 4096;
+
 	/* if we have 4G or more of memory, put the boot page at 4Gb-1M */
 	if ((u64)gd->ram_size > 0xfffff000)
 		return (0xfff00000);
@@ -84,7 +104,7 @@ u32 determine_mp_bootpg(void)
 
 void cpu_mp_lmb_reserve(struct lmb *lmb)
 {
-	u32 bootpg = determine_mp_bootpg();
+	u32 bootpg = determine_mp_bootpg(NULL);
 
 	/* tell u-boot we stole a page */
 	lmb_reserve(lmb, bootpg, 4096);
@@ -98,7 +118,7 @@ void setup_mp(void)
 {
 	extern ulong __secondary_start_page;
 	ulong fixup = (ulong)&__secondary_start_page;
-	u32 bootpg = determine_mp_bootpg();
+	u32 bootpg = determine_mp_bootpg(NULL);
 	u32 bootpg_va;
 
 	if (bootpg >= CONFIG_SYS_MAX_DDR_BAT_SIZE) {