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-rw-r--r--include/mpc86xx.h116
1 files changed, 116 insertions, 0 deletions
diff --git a/include/mpc86xx.h b/include/mpc86xx.h
new file mode 100644
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--- /dev/null
+++ b/include/mpc86xx.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2006 Freescale Semiconductor.
+ * Jeffrey Brown
+ * Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
+ */
+
+#ifndef __MPC86xx_H__
+#define __MPC86xx_H__
+
+#define EXC_OFF_SYS_RESET 0x0100 /* System reset offset */
+
+/*
+ * l2cr values. Look in config_<BOARD>.h for the actual setup
+ */
+#define l2cr 1017
+
+#define L2CR_L2E 0x80000000 /* bit 0 - enable */
+#define L2CR_L2PE 0x40000000 /* bit 1 - data parity */
+#define L2CR_L2I 0x00200000 /* bit 10 - global invalidate bit */
+#define L2CR_L2CTL 0x00100000 /* bit 11 - l2 ram control */
+#define L2CR_L2DO 0x00010000 /* bit 15 - data-only mode */
+#define L2CR_REP 0x00001000 /* bit 19 - l2 replacement alg */
+#define L2CR_HWF 0x00000800 /* bit 20 - hardware flush */
+#define L2CR_L2IP 0x00000001 /* global invalidate in progress */
+
+/*
+ * BAT settings. Look in config_<BOARD>.h for the actual setup
+ */
+
+#define BATU_BL_128K 0x00000000
+#define BATU_BL_256K 0x00000004
+#define BATU_BL_512K 0x0000000c
+#define BATU_BL_1M 0x0000001c
+#define BATU_BL_2M 0x0000003c
+#define BATU_BL_4M 0x0000007c
+#define BATU_BL_8M 0x000000fc
+#define BATU_BL_16M 0x000001fc
+#define BATU_BL_32M 0x000003fc
+#define BATU_BL_64M 0x000007fc
+#define BATU_BL_128M 0x00000ffc
+#define BATU_BL_256M 0x00001ffc
+#define BATU_BL_512M 0x00003ffc
+#define BATU_BL_1G 0x00007ffc
+#define BATU_BL_2G 0x0000fffc
+#define BATU_BL_4G 0x0001fffc
+
+#define BATU_VS 0x00000002
+#define BATU_VP 0x00000001
+#define BATU_INVALID 0x00000000
+
+#define BATL_WRITETHROUGH 0x00000040
+#define BATL_CACHEINHIBIT 0x00000020
+#define BATL_MEMCOHERENCE 0x00000010
+#define BATL_GUARDEDSTORAGE 0x00000008
+#define BATL_NO_ACCESS 0x00000000
+
+#define BATL_PP_MSK 0x00000003
+#define BATL_PP_00 0x00000000 /* No access */
+#define BATL_PP_01 0x00000001 /* Read-only */
+#define BATL_PP_10 0x00000002 /* Read-write */
+#define BATL_PP_11 0x00000003
+
+#define BATL_PP_NO_ACCESS BATL_PP_00
+#define BATL_PP_RO BATL_PP_01
+#define BATL_PP_RW BATL_PP_10
+
+#define HID0_XBSEN 0x00000100
+#define HID0_HIGH_BAT_EN 0x00800000
+#define HID0_XAEN 0x00020000
+
+#ifndef __ASSEMBLY__
+
+typedef struct {
+ unsigned long freqProcessor;
+ unsigned long freqSystemBus;
+} MPC86xx_SYS_INFO;
+
+#define l1icache_enable icache_enable
+
+void l2cache_enable(void);
+void l1dcache_enable(void);
+
+static __inline__ unsigned long get_hid0 (void)
+{
+ unsigned long hid0;
+ asm volatile("mfspr %0, 1008" : "=r" (hid0) :);
+ return hid0;
+}
+
+static __inline__ unsigned long get_hid1 (void)
+{
+ unsigned long hid1;
+ asm volatile("mfspr %0, 1009" : "=r" (hid1) :);
+ return hid1;
+}
+
+static __inline__ void set_hid0 (unsigned long hid0)
+{
+ asm volatile("mtspr 1008, %0" : : "r" (hid0));
+}
+
+static __inline__ void set_hid1 (unsigned long hid1)
+{
+ asm volatile("mtspr 1009, %0" : : "r" (hid1));
+}
+
+
+static __inline__ unsigned long get_l2cr (void)
+{
+ unsigned long l2cr_val;
+ asm volatile("mfspr %0, 1017" : "=r" (l2cr_val) :);
+ return l2cr_val;
+}
+
+#endif /* _ASMLANGUAGE */
+#endif /* __MPC86xx_H__ */