summaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/mipsregs.h
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2009-02-23 08:17:28 +0100
committerTakashi Iwai <tiwai@suse.de>2009-02-23 08:17:28 +0100
commit66a101dda6b26ee566aa9cadcbea904a41d2b268 (patch)
treee03b5d40b7b88bb0a2f432bceba4680086d6d3a1 /arch/mips/include/asm/mipsregs.h
parentb1a0aac05f044e78a589bfd7a9e2334aa640eb45 (diff)
parent28b7e343ee63454d563a71d2d5f769fc297fd5ad (diff)
Merge branch 'topic/hwdep-cleanup' into topic/hdsp
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
-rw-r--r--arch/mips/include/asm/mipsregs.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 9316324d070..0417516503f 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -1000,6 +1000,26 @@ do { \
#define read_c0_ebase() __read_32bit_c0_register($15, 1)
#define write_c0_ebase(val) __write_32bit_c0_register($15, 1, val)
+
+/* Cavium OCTEON (cnMIPS) */
+#define read_c0_cvmcount() __read_ulong_c0_register($9, 6)
+#define write_c0_cvmcount(val) __write_ulong_c0_register($9, 6, val)
+
+#define read_c0_cvmctl() __read_64bit_c0_register($9, 7)
+#define write_c0_cvmctl(val) __write_64bit_c0_register($9, 7, val)
+
+#define read_c0_cvmmemctl() __read_64bit_c0_register($11, 7)
+#define write_c0_cvmmemctl(val) __write_64bit_c0_register($11, 7, val)
+/*
+ * The cacheerr registers are not standardized. On OCTEON, they are
+ * 64 bits wide.
+ */
+#define read_octeon_c0_icacheerr() __read_64bit_c0_register($27, 0)
+#define write_octeon_c0_icacheerr(val) __write_64bit_c0_register($27, 0, val)
+
+#define read_octeon_c0_dcacheerr() __read_64bit_c0_register($27, 1)
+#define write_octeon_c0_dcacheerr(val) __write_64bit_c0_register($27, 1, val)
+
/*
* Macros to access the floating point coprocessor control registers
*/
@@ -1008,6 +1028,8 @@ do { \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set\treorder\n\t" \
+ /* gas fails to assemble cfc1 for some archs (octeon).*/ \
+ ".set\tmips1\n\t" \
"cfc1\t%0,"STR(source)"\n\t" \
".set\tpop" \
: "=r" (__res)); \