8000 Change size of TKey memory in QEMU to be able to debug large apps by jthornblad · Pull Request #363 · tillitis/tillitis-key1 · GitHub
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Change size of TKey memory in QEMU to be able to debug large apps #363

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Change size of TKey memory in QEMU to be able to debug large apps #363

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2 changes: 2 additions & 0 deletions hw/application_fpga/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -207,6 +207,8 @@ simfirmware.elf: CFLAGS += -DSIMULATION
simfirmware.elf: $(FIRMWARE_OBJS) $(P)/fw/tk1/firmware.lds
$(CC) $(CFLAGS) $(FIRMWARE_OBJS) $(LDFLAGS) -o $@ > $(basename $@).map

qemu_firmware.elf: CFLAGS += -DBUILD_FOR_QEMU
qemu_firmware.elf: ASFLAGS += -DBUILD_FOR_QEMU
qemu_firmware.elf: CFLAGS += -DQEMU_DEBUG
qemu_firmware.elf: ASFLAGS += -DQEMU_DEBUG
qemu_firmware.elf: CFLAGS += -DQEMU_SYSCALL
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8 changes: 4 additions & 4 deletions hw/application_fpga/fw/tk1/qemu_firmware.lds
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Expand Up @@ -11,10 +11,10 @@ STACK_SIZE = 3000;

MEMORY
{
ROM (rx) : ORIGIN = 0x00000000, LENGTH = 128k
FWRAM (rw) : ORIGIN = 0xd0000000, LENGTH = 0xF00 /* 3840 B */
RESETINFO (rw) : ORIGIN = 0xd0000F00, LENGTH = 0x100 /* 256 B (part of FW_RAM area) */
RAM (rwx) : ORIGIN = 0x40000000, LENGTH = 0x20000 /* 128 KB */
ROM (rx) : ORIGIN = 0x00000000, LENGTH = 0x20000 /* 128 KB */
FWRAM (rw) : ORIGIN = 0xd0000000, LENGTH = 0xF00 /* 3840 B */
RESETINFO (rw) : ORIGIN = 0xd0000F00, LENGTH = 0x100 /* 256 B (part of FW_RAM area) */
RAM (rwx) : ORIGIN = 0x40000000, LENGTH = 0x100000 /* 1 MB */
}

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2 changes: 1 addition & 1 deletion hw/application_fpga/fw/tk1/start.S
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Expand Up @@ -64,7 +64,7 @@ irq_source_ok:
// Verify that interrupt return address (x3) is in app RAM
li t0, TK1_RAM_BASE // 0x40000000
blt x3, t0, x3_invalid
li t0, TK1_RAM_BASE + TK1_RAM_SIZE // 0x40020000
li t0, TK1_RAM_BASE + TK1_RAM_SIZE
bge x3, t0, x3_invalid
j x3_valid
x3_invalid:
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