diff options
| -rw-r--r-- | src/lambdakey-v1.0/Makefile | 7 | ||||
| -rw-r--r-- | src/lambdakey-v1.0/ao_pins.h | 6 | ||||
| -rw-r--r-- | src/lambdakey-v1.0/lambda.ld | 117 | ||||
| -rw-r--r-- | src/stmf0/ao_flash_stm.c | 7 |
4 files changed, 128 insertions, 9 deletions
diff --git a/src/lambdakey-v1.0/Makefile b/src/lambdakey-v1.0/Makefile index 1ac04f24..c71e1ab5 100644 --- a/src/lambdakey-v1.0/Makefile +++ b/src/lambdakey-v1.0/Makefile @@ -34,6 +34,7 @@ ALTOS_SRC = \ ao_mutex.c \ ao_usb_stm.c \ ao_serial_stm.c \ + ao_flash_stm.c \ ao_lisp_lex.c \ ao_lisp_mem.c \ ao_lisp_cons.c \ @@ -41,20 +42,22 @@ ALTOS_SRC = \ ao_lisp_string.c \ ao_lisp_atom.c \ ao_lisp_int.c \ - ao_lisp_prim.c \ + ao_lisp_poly.c \ ao_lisp_builtin.c \ ao_lisp_read.c \ ao_lisp_rep.c \ ao_lisp_frame.c \ ao_lisp_error.c \ ao_lisp_lambda.c \ + ao_lisp_save.c \ + ao_lisp_os_save.c \ ao_exti_stm.c PRODUCT=LambdaKey-v1.0 PRODUCT_DEF=-DLAMBDAKEY IDPRODUCT=0x000a -CFLAGS = $(PRODUCT_DEF) $(STMF0_CFLAGS) -Os -g +CFLAGS = $(PRODUCT_DEF) -I. $(STMF0_CFLAGS) -Os -g LDFLAGS=$(CFLAGS) -L$(TOPDIR)/stmf0 -Wl,-Tlambda.ld diff --git a/src/lambdakey-v1.0/ao_pins.h b/src/lambdakey-v1.0/ao_pins.h index b8429c55..167d0857 100644 --- a/src/lambdakey-v1.0/ao_pins.h +++ b/src/lambdakey-v1.0/ao_pins.h @@ -25,9 +25,13 @@ #define AO_LED_RED (1 << LED_PIN_RED) #define AO_LED_PANIC AO_LED_RED #define AO_CMD_LEN 128 -#define AO_LISP_POOL 3072 +#define AO_LISP_POOL_TOTAL 3072 +#define AO_LISP_SAVE 1 #define AO_STACK_SIZE 1024 +/* need HSI active to write to flash */ +#define AO_NEED_HSI 1 + #define LEDS_AVAILABLE (AO_LED_RED) #define AO_POWER_MANAGEMENT 0 diff --git a/src/lambdakey-v1.0/lambda.ld b/src/lambdakey-v1.0/lambda.ld new file mode 100644 index 00000000..5de65eb5 --- /dev/null +++ b/src/lambdakey-v1.0/lambda.ld @@ -0,0 +1,117 @@ +/* + * Copyright © 2012 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +MEMORY { + rom (rx) : ORIGIN = 0x08001000, LENGTH = 25K + flash (r): ORIGIN = 0x08007400, LENGTH = 3k + ram (!w) : ORIGIN = 0x20000000, LENGTH = 6k - 128 + stack (!w) : ORIGIN = 0x20000000 + 6k - 128, LENGTH = 128 +} + +INCLUDE registers.ld + +EXTERN (stm_interrupt_vector) + +SECTIONS { + /* + * Rom contents + */ + + .interrupt ORIGIN(ram) : AT (ORIGIN(rom)) { + __interrupt_start__ = .; + __interrupt_rom__ = ORIGIN(rom); + *(.interrupt) /* Interrupt vectors */ + __interrupt_end__ = .; + } > ram + + .text ORIGIN(rom) + 0x100 : { + __text_start__ = .; + + /* Ick. What I want is to specify the + * addresses of some global constants so + * that I can find them across versions + * of the application. I can't figure out + * how to make gnu ld do that, so instead + * we just load the two files that include + * these defines in the right order here and + * expect things to 'just work'. Don't change + * the contents of those files, ok? + */ + ao_romconfig.o(.romconfig*) + ao_product.o(.romconfig*) + + *(.text*) /* Executable code */ + *(.ARM.exidx* .gnu.linkonce.armexidx.*) + *(.rodata*) /* Constants */ + + } > rom + __text_end__ = .; + + + /* Boot data which must live at the start of ram so that + * the application and bootloader share the same addresses. + * This must be all uninitialized data + */ + .boot (NOLOAD) : { + __boot_start__ = .; + *(.boot) + . = ALIGN(4); + __boot_end__ = .; + } >ram + + /* Functions placed in RAM (required for flashing) + * + * Align to 8 bytes as that's what the ARM likes text + * segment alignments to be, and if we don't, then + * we end up with a mismatch between the location in + * ROM and the desired location in RAM. I don't + * entirely understand this, but at least this appears + * to work... + */ + + .textram BLOCK(8): { + __data_start__ = .; + __text_ram_start__ = .; + *(.ramtext) + __text_ram_end = .; + } >ram AT>rom + + /* Data -- relocated to RAM, but written to ROM + */ + .data : { + *(.data) /* initialized data */ + . = ALIGN(4); + __data_end__ = .; + } >ram AT>rom + + .bss : { + __bss_start__ = .; + *(.bss) + *(COMMON) + . = ALIGN(4); + __bss_end__ = .; + } >ram + + PROVIDE(end = .); + + PROVIDE(__stack__ = ORIGIN(stack) + LENGTH(stack)); + + __flash__ = ORIGIN(flash); +} + +ENTRY(start); diff --git a/src/stmf0/ao_flash_stm.c b/src/stmf0/ao_flash_stm.c index 2aeff388..ef2e2619 100644 --- a/src/stmf0/ao_flash_stm.c +++ b/src/stmf0/ao_flash_stm.c @@ -44,12 +44,7 @@ ao_flash_lock(void) stm_flash.cr |= (1 << STM_FLASH_CR_LOCK); } -static void -ao_flash_wait_bsy(void) -{ - while (stm_flash.sr & (1 << STM_FLASH_SR_BSY)) - ; -} +#define ao_flash_wait_bsy() do { while (stm_flash.sr & (1 << STM_FLASH_SR_BSY)); } while (0) static void __attribute__ ((section(".ramtext"),noinline)) _ao_flash_erase_page(uint32_t *page) |