New Broadcom BCM63xx codebase, huge thanks to Maxime ;)

[openwrt/svn-archive/archive.git] / target / linux / brcm63xx / patches-2.6.27 / 001-add_broadcom_63xx_cpu_definitions.patch

diff --git a/target/linux/brcm63xx/patches-2.6.27/001-add_broadcom_63xx_cpu_definitions.patch b/target/linux/brcm63xx/patches-2.6.27/001-add_broadcom_63xx_cpu_definitions.patch
new file mode 100644 (file)
index 0000000..cda9181
--- /dev/null
+++ b/target/linux/brcm63xx/patches-2.6.27/001-add_broadcom_63xx_cpu_definitions.patch
@@ -0,0 +1,110 @@
+From a9f65413f9ea81ef2208da66a3db9cb8a9020eef Mon Sep 17 00:00:00 2001
+From: Maxime Bizon <mbizon@freebox.fr>
+Date: Fri, 18 Jul 2008 15:53:08 +0200
+Subject: [PATCH] [MIPS] BCM63XX: Add Broadcom 63xx CPU definitions.
+
+Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
+---
+ arch/mips/kernel/cpu-probe.c |   25 +++++++++++++++++++++++++
+ arch/mips/mm/tlbex.c         |    4 ++++
+ include/asm-mips/cpu.h       |    7 +++++++
+ 3 files changed, 36 insertions(+), 0 deletions(-)
+
+diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
+index e621fda..9775315 100644
+--- a/arch/mips/kernel/cpu-probe.c
++++ b/arch/mips/kernel/cpu-probe.c
+@@ -153,6 +153,10 @@ void __init check_wait(void)
+       case CPU_25KF:
+       case CPU_PR4450:
+       case CPU_BCM3302:
++      case CPU_BCM6338:
++      case CPU_BCM6345:
++      case CPU_BCM6348:
++      case CPU_BCM6358:
+               cpu_wait = r4k_wait;
+               break;
+ 
+@@ -802,11 +806,28 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c)
+       decode_configs(c);
+       switch (c->processor_id & 0xff00) {
+       case PRID_IMP_BCM3302:
++      /* same as PRID_IMP_BCM6338 */
+               c->cputype = CPU_BCM3302;
+               break;
+       case PRID_IMP_BCM4710:
+               c->cputype = CPU_BCM4710;
+               break;
++      case PRID_IMP_BCM6345:
++              c->cputype = CPU_BCM6345;
++              break;
++      case PRID_IMP_BCM6348:
++              c->cputype = CPU_BCM6348;
++              break;
++      case PRID_IMP_BCM4350:
++              switch (c->processor_id & 0xf0) {
++              case PRID_REV_BCM6358:
++                      c->cputype = CPU_BCM6358;
++                      break;
++              default:
++                      c->cputype = CPU_UNKNOWN;
++                      break;
++              }
++              break;
+       default:
+               c->cputype = CPU_UNKNOWN;
+               break;
+@@ -892,6 +913,10 @@ static __cpuinit const char *cpu_to_name(struct cpuinfo_mips *c)
+       case CPU_SR71000:       name = "Sandcraft SR71000"; break;
+       case CPU_BCM3302:       name = "Broadcom BCM3302"; break;
+       case CPU_BCM4710:       name = "Broadcom BCM4710"; break;
++      case CPU_BCM6338:       name = "Broadcom BCM6338"; break;
++      case CPU_BCM6345:       name = "Broadcom BCM6345"; break;
++      case CPU_BCM6348:       name = "Broadcom BCM6348"; break;
++      case CPU_BCM6358:       name = "Broadcom BCM6358"; break;
+       case CPU_PR4450:        name = "Philips PR4450"; break;
+       case CPU_LOONGSON2:     name = "ICT Loongson-2"; break;
+       default:
+diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
+index 979cf91..f6deda3 100644
+--- a/arch/mips/mm/tlbex.c
++++ b/arch/mips/mm/tlbex.c
+@@ -317,6 +317,10 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l,
+       case CPU_BCM3302:
+       case CPU_BCM4710:
+       case CPU_LOONGSON2:
++      case CPU_BCM6338:
++      case CPU_BCM6345:
++      case CPU_BCM6348:
++      case CPU_BCM6358:
+               if (m4kc_tlbp_war())
+                       uasm_i_nop(p);
+               tlbw(p);
+diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h
+index 229a786..538bcde 100644
+--- a/include/asm-mips/cpu.h
++++ b/include/asm-mips/cpu.h
+@@ -112,6 +112,12 @@
+ 
+ #define PRID_IMP_BCM4710      0x4000
+ #define PRID_IMP_BCM3302      0x9000
++#define PRID_IMP_BCM6338      0x9000
++#define PRID_IMP_BCM6345      0x8000
++#define PRID_IMP_BCM6348      0x9100
++#define PRID_IMP_BCM4350      0xA000
++#define PRID_REV_BCM6358      0x0010
++#define PRID_REV_BCM6368      0x0030
+ 
+ /*
+  * Definitions for 7:0 on legacy processors
+@@ -198,6 +204,7 @@ enum cpu_type_enum {
+       CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K,
+       CPU_AU1000, CPU_AU1100, CPU_AU1200, CPU_AU1210, CPU_AU1250, CPU_AU1500,
+       CPU_AU1550, CPU_PR4450, CPU_BCM3302, CPU_BCM4710,
++      CPU_BCM6338, CPU_BCM6345, CPU_BCM6348, CPU_BCM6358,
+ 
+       /*
+        * MIPS64 class processors
+-- 
+1.5.4.3
+