summaryrefslogtreecommitdiff
path: root/arch/m32r/include/asm/flat.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m32r/include/asm/flat.h')
-rw-r--r--arch/m32r/include/asm/flat.h143
1 files changed, 0 insertions, 143 deletions
diff --git a/arch/m32r/include/asm/flat.h b/arch/m32r/include/asm/flat.h
deleted file mode 100644
index dfcb0e4eb256..000000000000
--- a/arch/m32r/include/asm/flat.h
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * include/asm-m32r/flat.h
- *
- * uClinux flat-format executables
- *
- * Copyright (C) 2004 Kazuhiro Inaoka
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive for
- * more details.
- */
-#ifndef __ASM_M32R_FLAT_H
-#define __ASM_M32R_FLAT_H
-
-#define flat_argvp_envp_on_stack() 0
-#define flat_old_ram_flag(flags) (flags)
-#define flat_set_persistent(relval, p) 0
-#define flat_reloc_valid(reloc, size) \
- (((reloc) - textlen_for_m32r_lo16_data) <= (size))
-
-/* Convert a relocation entry into an address. */
-static inline unsigned long
-flat_get_relocate_addr (unsigned long relval)
-{
- return relval & 0x00ffffff; /* Mask out top 8-bits */
-}
-
-#define flat_m32r_get_reloc_type(relval) ((relval) >> 24)
-
-#define M32R_SETH_OPCODE 0xd0c00000 /* SETH instruction code */
-
-#define FLAT_M32R_32 0x00 /* 32bits reloc */
-#define FLAT_M32R_24 0x01 /* unsigned 24bits reloc */
-#define FLAT_M32R_16 0x02 /* 16bits reloc */
-#define FLAT_M32R_LO16 0x03 /* signed low 16bits reloc (low()) */
-#define FLAT_M32R_LO16_DATA 0x04 /* signed low 16bits reloc (low())
- for a symbol in .data section */
- /* High 16bits of an address used
- when the lower 16bbits are treated
- as unsigned.
- To create SETH instruction only.
- 0x1X: X means a number of register.
- 0x10 - 0x3F are reserved. */
-#define FLAT_M32R_HI16_ULO 0x10 /* reloc for SETH Rn,#high(imm16) */
- /* High 16bits of an address used
- when the lower 16bbits are treated
- as signed.
- To create SETH instruction only.
- 0x2X: X means a number of register.
- 0x20 - 0x4F are reserved. */
-#define FLAT_M32R_HI16_SLO 0x20 /* reloc for SETH Rn,#shigh(imm16) */
-
-static unsigned long textlen_for_m32r_lo16_data = 0;
-
-static inline unsigned long m32r_flat_get_addr_from_rp (u32 *rp,
- u32 relval,
- u32 textlen)
-{
- unsigned int reloc = flat_m32r_get_reloc_type (relval);
- textlen_for_m32r_lo16_data = 0;
- if (reloc & 0xf0) {
- unsigned long addr = htonl(*rp);
- switch (reloc & 0xf0)
- {
- case FLAT_M32R_HI16_ULO:
- case FLAT_M32R_HI16_SLO:
- if (addr == 0) {
- /* put "seth Rn,#0x0" instead of 0 (addr). */
- *rp = (M32R_SETH_OPCODE | ((reloc & 0x0f)<<24));
- }
- return addr;
- default:
- break;
- }
- } else {
- switch (reloc)
- {
- case FLAT_M32R_LO16:
- return htonl(*rp) & 0xFFFF;
- case FLAT_M32R_LO16_DATA:
- /* FIXME: The return value will decrease by textlen
- at m32r_flat_put_addr_at_rp () */
- textlen_for_m32r_lo16_data = textlen;
- return (htonl(*rp) & 0xFFFF) + textlen;
- case FLAT_M32R_16:
- return htons(*(unsigned short *)rp) & 0xFFFF;
- case FLAT_M32R_24:
- return htonl(*rp) & 0xFFFFFF;
- case FLAT_M32R_32:
- return htonl(*rp);
- default:
- break;
- }
- }
- return ~0; /* bogus value */
-}
-
-static inline int flat_put_addr_at_rp(u32 *rp, u32 addr, u32 relval)
-{
- unsigned int reloc = flat_m32r_get_reloc_type (relval);
- if (reloc & 0xf0) {
- unsigned long Rn = reloc & 0x0f; /* get a number of register */
- Rn <<= 24; /* 0x0R000000 */
- reloc &= 0xf0;
- switch (reloc)
- {
- case FLAT_M32R_HI16_ULO: /* To create SETH Rn,#high(imm16) */
- *rp = (M32R_SETH_OPCODE | Rn
- | ((addr >> 16) & 0xFFFF));
- break;
- case FLAT_M32R_HI16_SLO: /* To create SETH Rn,#shigh(imm16) */
- *rp = (M32R_SETH_OPCODE | Rn
- | (((addr >> 16) + ((addr & 0x8000) ? 1 : 0))
- & 0xFFFF));
- break;
- }
- } else {
- switch (reloc) {
- case FLAT_M32R_LO16_DATA:
- addr -= textlen_for_m32r_lo16_data;
- textlen_for_m32r_lo16_data = 0;
- case FLAT_M32R_LO16:
- *rp = (htonl(*rp) & 0xFFFF0000) | (addr & 0xFFFF);
- break;
- case FLAT_M32R_16:
- *(unsigned short *)rp = addr & 0xFFFF;
- break;
- case FLAT_M32R_24:
- *rp = (htonl(*rp) & 0xFF000000) | (addr & 0xFFFFFF);
- break;
- case FLAT_M32R_32:
- *rp = addr;
- break;
- }
- }
- return 0;
-}
-
-// kludge - text_len is a local variable in the only user.
-#define flat_get_addr_from_rp(rp, relval, flags, addr, persistent) \
- (m32r_flat_get_addr_from_rp(rp, relval, text_len), 0)
-
-#endif /* __ASM_M32R_FLAT_H */