FreeCalypso > hg > fc-selenite
annotate gcc/ld-script.src @ 82:6afaa5cb7392
linker script for gcc fw build: initial version put together
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Fri, 20 Jul 2018 17:33:14 +0000 |
parents | |
children | 32bcc299ef55 |
rev | line source |
---|---|
82
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1 dnl This ld script source is fed through m4 in order to fill in |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
2 dnl those settings which depend on the configuration. |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
3 dnl Two include files are fed to m4 before this main body: |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
4 dnl the appropriate targets/*.m4 file defining the memory config |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
5 dnl of the hardware, and one of flash.m4 or xram.m4 to select |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
6 dnl the build type. |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
7 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
8 /* |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
9 * FreeCalypso Selenite ld script for the Buildmem build |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
10 */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
11 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
12 ENTRY(_Firmware_boot_entry) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
13 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
14 MEMORY { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
15 ifelse(Buildmem-FLASH_BOOT_VIA_BOOTROM,FLASH-1, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
16 ` FLASH_OVERLAY : ORIGIN = 0, LENGTH = 0x2000') |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
17 ifelse(Buildmem,FLASH, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
18 ` FLASH : ORIGIN = FLASHIMAGE_BASE_ADDR, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
19 LENGTH = CONFIG_FWFLASH_SIZE - FLASHIMAGE_BASE_ADDR') |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
20 IRAM : ORIGIN = 0x00800000, LENGTH = CONFIG_IRAM_SIZE |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
21 XRAM : ORIGIN = 0x01000000, LENGTH = CONFIG_XRAM_SIZE |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
22 } |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
23 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
24 SECTIONS { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
25 dnl The following sections exist only in the flashImage build, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
26 dnl and only on targets that use the Calypso boot ROM. |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
27 ifelse(Buildmem-FLASH_BOOT_VIA_BOOTROM,FLASH-1, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
28 ` /* Part of flash overlaid by the boot ROM */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
29 bootrom.overlay 0 : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
30 *(bootrom.overlay) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
31 } > FLASH_OVERLAY |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
32 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
33 /* code that enables the boot ROM and jumps to it */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
34 bootrom.switch : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
35 *(bootrom.switch) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
36 } > IRAM AT> FLASH_OVERLAY |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
37 __romswitch_ram_addr = ADDR(bootrom.switch); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
38 __romswitch_flash_addr = LOADADDR(bootrom.switch); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
39 __romswitch_size = SIZEOF(bootrom.switch); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
40 ')dnl |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
41 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
42 /* boot entry code, going into flash or XRAM emulating flash */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
43 .inttext : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
44 *(.inttext) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
45 } > Buildmem |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
46 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
47 /* copy-to-IRAM code */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
48 iram.text 0x80001C : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
49 /* the 7 exception and interrupt vectors @ 0x80001C */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
50 *(.ramvecs) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
51 *_ir.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
52 *_int.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
53 *_intram.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
54 *osx_na7_db.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
55 *tpudrv.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
56 *drivers_flash.a:niq32.o(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
57 *sim_drv.a:sim32.o(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
58 *libc.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
59 *libgcc.a:(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
60 } > IRAM Put_in_flash |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
61 ifelse(Buildmem,FLASH, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
62 ` __iramtext_ram_addr = ADDR(iram.text); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
63 __iramtext_flash_addr = LOADADDR(iram.text); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
64 __iramtext_size = SIZEOF(iram.text); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
65 ')dnl |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
66 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
67 /* XIP code, going into flash or XRAM emulating flash */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
68 xip.text : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
69 *(.text*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
70 /* let's put the ARM->Thumb veneers in the XIP section */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
71 *(.glue_7) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
72 } > Buildmem |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
73 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
74 /* all .rodata will stay in flash */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
75 .rodata : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
76 *(.rodata*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
77 } > Buildmem |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
78 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
79 /* |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
80 * All .data will go into XRAM. |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
81 * For the flash build we'll have a step that copies |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
82 * the .data section from flash to XRAM; for the RAM-only |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
83 * build it goes directly into XRAM and stays there. |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
84 */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
85 .data : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
86 *(.data*) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
87 } > XRAM Put_in_flash |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
88 ifelse(Buildmem,FLASH, |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
89 ` __initdata_ram_addr = ADDR(.data); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
90 __initdata_flash_addr = LOADADDR(.data); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
91 __initdata_size = SIZEOF(.data); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
92 ')dnl |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
93 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
94 .bss_dar (NOLOAD) : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
95 *dar_gbl_var.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
96 } > XRAM |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
97 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
98 /* we have two kinds of BSS: internal and external */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
99 int.bss (NOLOAD) : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
100 *(.l1s_global) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
101 *_ir.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
102 *_int.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
103 *_intram.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
104 *osx_na7_db.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
105 *tpudrv.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
106 *libc.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
107 *libgcc.a:(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
108 *(.API_HISR_stack) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
109 . = ALIGN(4); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
110 } > IRAM |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
111 __intbss_start = ADDR(int.bss); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
112 __intbss_size = SIZEOF(int.bss); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
113 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
114 ext.bss (NOLOAD) : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
115 *(.bss* COMMON) |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
116 . = ALIGN(4); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
117 } > XRAM |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
118 __extbss_start = ADDR(ext.bss); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
119 __extbss_size = SIZEOF(ext.bss); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
120 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
121 .stack (NOLOAD) : { |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
122 /* Leave 20 32bit words for register pushes. */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
123 . = ALIGN(8); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
124 . += 20 * 4; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
125 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
126 /* Stack for abort and/or undefined modes. */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
127 _Except_Stack_SP = .; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
128 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
129 /* Leave 38 32bit words for state saving on exceptions. */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
130 xdump_buffer = .; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
131 . += 38 * 4; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
132 . = ALIGN(8); |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
133 |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
134 /* Beginning of stacks and heap area - 2.75 kbytes (int.s) */ |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
135 _Stack_segment_start = .; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
136 . += 0xB00; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
137 _Stack_segment_end = .; |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
138 } > XRAM |
6afaa5cb7392
linker script for gcc fw build: initial version put together
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
139 } |