[ARM] 4583/1: ARMv7: Add VFPv3 support
This patch adds the support for VFPv3 (the kernel currently supports
VFPv2). The main difference is 32 double registers (compared to 16).
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/vfp.h b/include/asm-arm/vfp.h
index 9d474d4..5f9a2cb 100644
--- a/include/asm-arm/vfp.h
+++ b/include/asm-arm/vfp.h
@@ -7,6 +7,8 @@
#define FPSID cr0
#define FPSCR cr1
+#define MVFR1 cr6
+#define MVFR0 cr7
#define FPEXC cr8
#define FPINST cr9
#define FPINST2 cr10
@@ -70,6 +72,10 @@
#define FPSCR_IXC (1<<4)
#define FPSCR_IDC (1<<7)
+/* MVFR0 bits */
+#define MVFR0_A_SIMD_BIT (0)
+#define MVFR0_A_SIMD_MASK (0xf << MVFR0_A_SIMD_BIT)
+
/* Bit patterns for decoding the packaged operation descriptors */
#define VFPOPDESC_LENGTH_BIT (9)
#define VFPOPDESC_LENGTH_MASK (0x07 << VFPOPDESC_LENGTH_BIT)