hc
2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d
kernel/arch/mips/loongson64/Platform
....@@ -2,27 +2,9 @@
22 # Loongson Processors' Support
33 #
44
5
-# Only gcc >= 4.4 have Loongson specific support
6
-cflags-$(CONFIG_CPU_LOONGSON2) += -Wa,--trap
7
-cflags-$(CONFIG_CPU_LOONGSON2E) += \
8
- $(call cc-option,-march=loongson2e,-march=r4600)
9
-cflags-$(CONFIG_CPU_LOONGSON2F) += \
10
- $(call cc-option,-march=loongson2f,-march=r4600)
11
-# Enable the workarounds for Loongson2f
12
-ifdef CONFIG_CPU_LOONGSON2F_WORKAROUNDS
13
- ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-nop,),)
14
- $(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-nop)
15
- else
16
- cflags-$(CONFIG_CPU_NOP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-nop
17
- endif
18
- ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-jump,),)
19
- $(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-jump)
20
- else
21
- cflags-$(CONFIG_CPU_JUMP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-jump
22
- endif
23
-endif
245
25
-cflags-$(CONFIG_CPU_LOONGSON3) += -Wa,--trap
6
+cflags-$(CONFIG_CPU_LOONGSON64) += -Wa,--trap
7
+
268 #
279 # binutils from v2.25 on and gcc starting from v4.9.0 treat -march=loongson3a
2810 # as MIPS64 R2; older versions as just R1. This leaves the possibility open
....@@ -32,14 +14,14 @@
3214 #
3315 ifeq ($(call cc-ifversion, -ge, 0409, y), y)
3416 ifeq ($(call ld-ifversion, -ge, 225000000, y), y)
35
- cflags-$(CONFIG_CPU_LOONGSON3) += \
17
+ cflags-$(CONFIG_CPU_LOONGSON64) += \
3618 $(call cc-option,-march=loongson3a -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64)
3719 else
38
- cflags-$(CONFIG_CPU_LOONGSON3) += \
20
+ cflags-$(CONFIG_CPU_LOONGSON64) += \
3921 $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64)
4022 endif
4123 else
42
- cflags-$(CONFIG_CPU_LOONGSON3) += \
24
+ cflags-$(CONFIG_CPU_LOONGSON64) += \
4325 $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64)
4426 endif
4527
....@@ -51,8 +33,5 @@
5133 # Loongson Machines' Support
5234 #
5335
54
-platform-$(CONFIG_MACH_LOONGSON64) += loongson64/
5536 cflags-$(CONFIG_MACH_LOONGSON64) += -I$(srctree)/arch/mips/include/asm/mach-loongson64 -mno-branch-likely
56
-load-$(CONFIG_LEMOTE_FULOONG2E) += 0xffffffff80100000
57
-load-$(CONFIG_LEMOTE_MACH2F) += 0xffffffff80200000
58
-load-$(CONFIG_LOONGSON_MACH3X) += 0xffffffff80200000
37
+load-$(CONFIG_CPU_LOONGSON64) += 0xffffffff80200000