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| author | Mike Frysinger <vapier@gentoo.org> | 2014-03-08 00:20:11 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2014-03-10 23:57:57 -0400 |
| commit | 7b0278dcad72af1db86e6ecf91751dbc45e3b071 (patch) | |
| tree | a31efb2671e2bf5088c311de89047000b6629bb7 /sim/msp430/msp430-sim.c | |
| parent | a3271a3e6c841729a9ece40af973e275ea2de875 (diff) | |
| download | gdb-7b0278dcad72af1db86e6ecf91751dbc45e3b071.zip gdb-7b0278dcad72af1db86e6ecf91751dbc45e3b071.tar.gz gdb-7b0278dcad72af1db86e6ecf91751dbc45e3b071.tar.bz2 | |
sim: msp430: set initial PC to ELF entry if available
If we want to run a simple ELF, the reset vector isn't set up, so starting
at address 0 doesn't make sense. Use the ELF's entry point instead.
Diffstat (limited to 'sim/msp430/msp430-sim.c')
| -rw-r--r-- | sim/msp430/msp430-sim.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sim/msp430/msp430-sim.c b/sim/msp430/msp430-sim.c index c3fa4a9..2a648f5 100644 --- a/sim/msp430/msp430-sim.c +++ b/sim/msp430/msp430-sim.c @@ -249,9 +249,14 @@ sim_create_inferior (SIM_DESC sd, int c; int new_pc; + /* Set the PC to the default reset vector if available. */ c = sim_core_read_buffer (sd, MSP430_CPU (sd), read_map, resetv, 0xfffe, 2); - new_pc = resetv[0] + 256 * resetv[1]; + + /* If the reset vector isn't initialized, then use the ELF entry. */ + if (abfd != NULL && !new_pc) + new_pc = bfd_get_start_address (abfd); + sim_pc_set (MSP430_CPU (sd), new_pc); msp430_pc_store (MSP430_CPU (sd), new_pc); |