mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-09-04 20:19:47 +08:00
4baa992243
Move platform independent header files to arch/arm/include/asm, leaving those in asm/arch* and asm/plat* alone. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/*
|
|
* arch/arm/include/asm/vfp.h
|
|
*
|
|
* VFP register definitions.
|
|
* First, the standard VFP set.
|
|
*/
|
|
|
|
#define FPSID cr0
|
|
#define FPSCR cr1
|
|
#define MVFR1 cr6
|
|
#define MVFR0 cr7
|
|
#define FPEXC cr8
|
|
#define FPINST cr9
|
|
#define FPINST2 cr10
|
|
|
|
/* FPSID bits */
|
|
#define FPSID_IMPLEMENTER_BIT (24)
|
|
#define FPSID_IMPLEMENTER_MASK (0xff << FPSID_IMPLEMENTER_BIT)
|
|
#define FPSID_SOFTWARE (1<<23)
|
|
#define FPSID_FORMAT_BIT (21)
|
|
#define FPSID_FORMAT_MASK (0x3 << FPSID_FORMAT_BIT)
|
|
#define FPSID_NODOUBLE (1<<20)
|
|
#define FPSID_ARCH_BIT (16)
|
|
#define FPSID_ARCH_MASK (0xF << FPSID_ARCH_BIT)
|
|
#define FPSID_PART_BIT (8)
|
|
#define FPSID_PART_MASK (0xFF << FPSID_PART_BIT)
|
|
#define FPSID_VARIANT_BIT (4)
|
|
#define FPSID_VARIANT_MASK (0xF << FPSID_VARIANT_BIT)
|
|
#define FPSID_REV_BIT (0)
|
|
#define FPSID_REV_MASK (0xF << FPSID_REV_BIT)
|
|
|
|
/* FPEXC bits */
|
|
#define FPEXC_EX (1 << 31)
|
|
#define FPEXC_EN (1 << 30)
|
|
#define FPEXC_DEX (1 << 29)
|
|
#define FPEXC_FP2V (1 << 28)
|
|
#define FPEXC_VV (1 << 27)
|
|
#define FPEXC_TFV (1 << 26)
|
|
#define FPEXC_LENGTH_BIT (8)
|
|
#define FPEXC_LENGTH_MASK (7 << FPEXC_LENGTH_BIT)
|
|
#define FPEXC_IDF (1 << 7)
|
|
#define FPEXC_IXF (1 << 4)
|
|
#define FPEXC_UFF (1 << 3)
|
|
#define FPEXC_OFF (1 << 2)
|
|
#define FPEXC_DZF (1 << 1)
|
|
#define FPEXC_IOF (1 << 0)
|
|
#define FPEXC_TRAP_MASK (FPEXC_IDF|FPEXC_IXF|FPEXC_UFF|FPEXC_OFF|FPEXC_DZF|FPEXC_IOF)
|
|
|
|
/* FPSCR bits */
|
|
#define FPSCR_DEFAULT_NAN (1<<25)
|
|
#define FPSCR_FLUSHTOZERO (1<<24)
|
|
#define FPSCR_ROUND_NEAREST (0<<22)
|
|
#define FPSCR_ROUND_PLUSINF (1<<22)
|
|
#define FPSCR_ROUND_MINUSINF (2<<22)
|
|
#define FPSCR_ROUND_TOZERO (3<<22)
|
|
#define FPSCR_RMODE_BIT (22)
|
|
#define FPSCR_RMODE_MASK (3 << FPSCR_RMODE_BIT)
|
|
#define FPSCR_STRIDE_BIT (20)
|
|
#define FPSCR_STRIDE_MASK (3 << FPSCR_STRIDE_BIT)
|
|
#define FPSCR_LENGTH_BIT (16)
|
|
#define FPSCR_LENGTH_MASK (7 << FPSCR_LENGTH_BIT)
|
|
#define FPSCR_IOE (1<<8)
|
|
#define FPSCR_DZE (1<<9)
|
|
#define FPSCR_OFE (1<<10)
|
|
#define FPSCR_UFE (1<<11)
|
|
#define FPSCR_IXE (1<<12)
|
|
#define FPSCR_IDE (1<<15)
|
|
#define FPSCR_IOC (1<<0)
|
|
#define FPSCR_DZC (1<<1)
|
|
#define FPSCR_OFC (1<<2)
|
|
#define FPSCR_UFC (1<<3)
|
|
#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)
|
|
#define VFPOPDESC_UNUSED_BIT (24)
|
|
#define VFPOPDESC_UNUSED_MASK (0xFF << VFPOPDESC_UNUSED_BIT)
|
|
#define VFPOPDESC_OPDESC_MASK (~(VFPOPDESC_LENGTH_MASK | VFPOPDESC_UNUSED_MASK))
|