From ec2b74ffd36f02c6123725e7c2533dd2deaf4b64 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Thu, 17 Jan 2008 16:48:33 -0600 Subject: 85xx: Added support for multicore boot mechanism Added the cpu command that provides a generic mechanism to get status, reset, and release secondary cores in multicore processors. Added support for using the ePAPR defined spin-table mechanism on 85xx. Signed-off-by: Kumar Gala --- include/asm-ppc/immap_85xx.h | 4 ++++ include/common.h | 7 +++++++ 2 files changed, 11 insertions(+) (limited to 'include') diff --git a/include/asm-ppc/immap_85xx.h b/include/asm-ppc/immap_85xx.h index d769d70120..712a0788f8 100644 --- a/include/asm-ppc/immap_85xx.h +++ b/include/asm-ppc/immap_85xx.h @@ -1578,7 +1578,11 @@ typedef struct ccsr_gur { #define MPC85xx_DEVDISR_RMSG 0x00040000 #define MPC85xx_DEVDISR_DDR 0x00010000 #define MPC85xx_DEVDISR_CPU 0x00008000 +#define MPC85xx_DEVDISR_CPU0 MPC85xx_DEVDISR_CPU #define MPC85xx_DEVDISR_TB 0x00004000 +#define MPC85xx_DEVDISR_TB0 MPC85xx_DEVDISR_TB +#define MPC85xx_DEVDISR_CPU1 0x00002000 +#define MPC85xx_DEVDISR_TB1 0x00001000 #define MPC85xx_DEVDISR_DMA 0x00000400 #define MPC85xx_DEVDISR_TSEC1 0x00000080 #define MPC85xx_DEVDISR_TSEC2 0x00000040 diff --git a/include/common.h b/include/common.h index e03ead10bc..f49607376a 100644 --- a/include/common.h +++ b/include/common.h @@ -669,4 +669,11 @@ void inline show_boot_progress (int val); #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) +/* Multicore arch functions */ +#ifdef CONFIG_MP +int cpu_status(int nr); +int cpu_reset(int nr); +int cpu_release(int nr, unsigned long boot_addr, int argc, char *argv[]); +#endif + #endif /* __COMMON_H_ */ -- cgit