From aed31351941aa990fb0865c186565a589c56d3fe Mon Sep 17 00:00:00 2001 From: Stephen Rothwell Date: Wed, 3 Aug 2005 14:43:21 +1000 Subject: [PATCH] [PATCH] ppc64: introduce FW_FEATURE_ISERIES Signed-off-by: Stephen Rothwell Signed-off-by: Paul Mackerras --- arch/ppc64/kernel/iSeries_setup.c | 3 +++ arch/ppc64/kernel/pSeries_lpar.c | 1 - arch/ppc64/kernel/pSeries_setup.c | 2 +- include/asm-ppc64/firmware.h | 22 +++++++++++++++++++--- 4 files changed, 23 insertions(+), 5 deletions(-) diff --git a/arch/ppc64/kernel/iSeries_setup.c b/arch/ppc64/kernel/iSeries_setup.c index a649edb..460e7df 100644 --- a/arch/ppc64/kernel/iSeries_setup.c +++ b/arch/ppc64/kernel/iSeries_setup.c @@ -39,6 +39,7 @@ #include #include #include +#include #include #include "iSeries_setup.h" @@ -314,6 +315,8 @@ static void __init iSeries_init_early(void) DBG(" -> iSeries_init_early()\n"); + ppc64_firmware_features = FW_FEATURE_ISERIES; + ppcdbg_initialize(); #if defined(CONFIG_BLK_DEV_INITRD) diff --git a/arch/ppc64/kernel/pSeries_lpar.c b/arch/ppc64/kernel/pSeries_lpar.c index 74dd144..5684554 100644 --- a/arch/ppc64/kernel/pSeries_lpar.c +++ b/arch/ppc64/kernel/pSeries_lpar.c @@ -52,7 +52,6 @@ EXPORT_SYMBOL(plpar_hcall_4out); EXPORT_SYMBOL(plpar_hcall_norets); EXPORT_SYMBOL(plpar_hcall_8arg_2ret); -extern void fw_feature_init(void); extern void pSeries_find_serial_port(void); diff --git a/arch/ppc64/kernel/pSeries_setup.c b/arch/ppc64/kernel/pSeries_setup.c index 7ae7a2c..54e0651 100644 --- a/arch/ppc64/kernel/pSeries_setup.c +++ b/arch/ppc64/kernel/pSeries_setup.c @@ -262,7 +262,7 @@ arch_initcall(pSeries_init_panel); * using contents of device-tree/ibm,hypertas-functions. * Ultimately this functionality may be moved into prom.c prom_init(). */ -void __init fw_feature_init(void) +static void __init fw_feature_init(void) { struct device_node * dn; char * hypertas; diff --git a/include/asm-ppc64/firmware.h b/include/asm-ppc64/firmware.h index e3725f3..22bb85c 100644 --- a/include/asm-ppc64/firmware.h +++ b/include/asm-ppc64/firmware.h @@ -44,9 +44,10 @@ #define FW_FEATURE_XDABR (1UL<<18) #define FW_FEATURE_MULTITCE (1UL<<19) #define FW_FEATURE_SPLPAR (1UL<<20) +#define FW_FEATURE_ISERIES (1UL<<21) enum { - FW_FEATURE_PSERIES = FW_FEATURE_PFT | FW_FEATURE_TCE | + FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE | FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY | FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM | FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT | @@ -54,11 +55,25 @@ enum { FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN | FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR, + FW_FEATURE_PSERIES_ALWAYS = 0, + FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES, + FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES, FW_FEATURE_POSSIBLE = #ifdef CONFIG_PPC_PSERIES - FW_FEATURE_PSERIES | + FW_FEATURE_PSERIES_POSSIBLE | +#endif +#ifdef CONFIG_PPC_ISERIES + FW_FEATURE_ISERIES_POSSIBLE | #endif 0, + FW_FEATURE_ALWAYS = +#ifdef CONFIG_PPC_PSERIES + FW_FEATURE_PSERIES_ALWAYS & +#endif +#ifdef CONFIG_PPC_ISERIES + FW_FEATURE_ISERIES_ALWAYS & +#endif + FW_FEATURE_POSSIBLE, }; /* This is used to identify firmware features which are available @@ -68,7 +83,8 @@ extern unsigned long ppc64_firmware_features; static inline unsigned long firmware_has_feature(unsigned long feature) { - return ppc64_firmware_features & feature & FW_FEATURE_POSSIBLE; + return (FW_FEATURE_ALWAYS & feature) || + (FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature); } #ifdef CONFIG_PPC_PSERIES -- 2.7.4