From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36996) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wkyab-0005x2-5f for qemu-devel@nongnu.org; Thu, 15 May 2014 12:33:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WkyaR-0002lU-TY for qemu-devel@nongnu.org; Thu, 15 May 2014 12:33:01 -0400 From: Alexander Graf Date: Thu, 15 May 2014 18:32:45 +0200 Message-Id: <1400171570-21284-5-git-send-email-agraf@suse.de> In-Reply-To: <1400171570-21284-1-git-send-email-agraf@suse.de> References: <1400171570-21284-1-git-send-email-agraf@suse.de> Subject: [Qemu-devel] [PATCH 4/9] PPC: Add L1CFG1 SPR emulation List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-ppc@nongnu.org In addition to the L1 data cache configuration register L1CFG0 there is also another one for the L1 instruction cache called L1CFG1. Emulate that one with the same values as the data one. Signed-off-by: Alexander Graf --- v1 -> v2: - correct permission access to USER_RO --- target-ppc/cpu.h | 1 + target-ppc/translate_init.c | 8 +++++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h index 178fc55..f36c90b 100644 --- a/target-ppc/cpu.h +++ b/target-ppc/cpu.h @@ -1375,6 +1375,7 @@ static inline int cpu_mmu_index (CPUPPCState *env) #define SPR_Exxx_BBEAR (0x201) #define SPR_Exxx_BBTAR (0x202) #define SPR_Exxx_L1CFG0 (0x203) +#define SPR_Exxx_L1CFG1 (0x204) #define SPR_Exxx_NPIDR (0x205) #define SPR_ATBL (0x20E) #define SPR_ATBU (0x20F) diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index 07f723d..fc9d932 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -4651,6 +4651,8 @@ static void init_proc_e500 (CPUPPCState *env, int version) uint64_t ivpr_mask = 0xFFFF0000ULL; uint32_t l1cfg0 = 0x3800 /* 8 ways */ | 0x0020; /* 32 kb */ + uint32_t l1cfg1 = 0x3800 /* 8 ways */ + | 0x0020; /* 32 kb */ #if !defined(CONFIG_USER_ONLY) int i; #endif @@ -4719,6 +4721,7 @@ static void init_proc_e500 (CPUPPCState *env, int version) env->dcache_line_size = 64; env->icache_line_size = 64; l1cfg0 |= 0x1000000; /* 64 byte cache block size */ + l1cfg1 |= 0x1000000; /* 64 byte cache block size */ break; default: cpu_abort(CPU(cpu), "Unknown CPU: " TARGET_FMT_lx "\n", env->spr[SPR_PVR]); @@ -4769,7 +4772,10 @@ static void init_proc_e500 (CPUPPCState *env, int version) &spr_read_generic, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, l1cfg0); - /* XXX : not implemented */ + spr_register(env, SPR_Exxx_L1CFG1, "L1CFG1", + &spr_read_generic, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + l1cfg1); spr_register(env, SPR_Exxx_L1CSR0, "L1CSR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_e500_l1csr0, -- 1.8.1.4