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SPARC: Emulation of Leon3

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Leon3 is an open-source VHDL System-On-Chip, well known in space industry (more
information on http://www.gaisler.com).

Leon3 is made of multiple components available in the GrLib VHDL library.
Three devices are implemented: uart, timers and IRQ manager.
You can find code for these peripherals in the grlib_* files.

Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Fabien Chouteau 2011-01-24 12:56:55 +01:00 • committed by Blue Swirl
parent 8b1e132074
commit b04d989054
8 changed files with 419 additions and 22 deletions
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7
target-sparc/helper.c
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@ -770,6 +770,7 @@ void cpu_reset(CPUSPARCState *env)
env->pc = 0;
env->npc = env->pc + 4;
#endif
env->cache_control = 0;
}
static int cpu_sparc_register(CPUSPARCState *env, const char *cpu_model)
@ -1274,20 +1275,20 @@ static const sparc_def_t sparc_defs[] = {
.mmu_sfsr_mask = 0xffffffff,
.mmu_trcr_mask = 0xffffffff,
.nwindows = 8,
.features = CPU_DEFAULT_FEATURES,
.features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
},
{
.name = "LEON3",
.iu_version = 0xf3000000,
.fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
.mmu_version = 0xf3000000,
.mmu_bm = 0x00004000,
.mmu_bm = 0x00000000,
.mmu_ctpr_mask = 0x007ffff0,
.mmu_cxr_mask = 0x0000003f,
.mmu_sfsr_mask = 0xffffffff,
.mmu_trcr_mask = 0xffffffff,
.nwindows = 8,
.features = CPU_DEFAULT_FEATURES,
.features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
},
#endif
};