Initial support for MPC8641 HPCN board.

1 files changed, 119 insertions, 0 deletions

diff --git a/include/mpc86xx.h b/include/mpc86xx.h
new file mode 100644
index 0000000000..61b527979c
--- /dev/null
+++ b/include/mpc86xx.h
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ * Jeffrey Brown (jeffrey@freescale.com)
+ * 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__ */
+
+