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riscv-openocd
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Checkpoint that seems to work. 

Change-Id: I9599aacc256f6340795097732b6f8e8869c2099f
This commit is contained in:
Tim Newsome 2017-11-10 15:30:52 -08:00
parent b8db82fb57
commit c421fefdcb
1 changed files with 30 additions and 0 deletions
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30
src/target/riscv/riscv-013.c
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@ -1179,6 +1179,24 @@ static int init_target(struct command_context *cmd_ctx,
char *reg_name = info->reg_names; char *reg_name = info->reg_names;
info->reg_values = NULL; info->reg_values = NULL;
static struct reg_feature feature_cpu = {
.name = "org.gnu.gdb.riscv.cpu"
};
static struct reg_feature feature_fpu = {
.name = "org.gnu.gdb.riscv.fpu"
};
static struct reg_feature feature_csr = {
.name = "org.gnu.gdb.riscv.csr"
};
static struct reg_feature feature_virtual = {
.name = "org.gnu.gdb.riscv.virtual"
};
static struct reg_data_type type_ieee_single = {
.type = REG_TYPE_IEEE_SINGLE,
.id = "ieee_single"
};
for (unsigned int i = 0; i < GDB_REGNO_COUNT; i++) { for (unsigned int i = 0; i < GDB_REGNO_COUNT; i++) {
struct reg *r = &target->reg_cache->reg_list[i]; struct reg *r = &target->reg_cache->reg_list[i];
r->number = i; r->number = i;
@ -1190,14 +1208,26 @@ static int init_target(struct command_context *cmd_ctx,
r->arch_info = target; r->arch_info = target;
if (i <= GDB_REGNO_XPR31) { if (i <= GDB_REGNO_XPR31) {
sprintf(reg_name, "x%d", i); sprintf(reg_name, "x%d", i);
r->group = "general";
r->feature = &feature_cpu;
} else if (i == GDB_REGNO_PC) { } else if (i == GDB_REGNO_PC) {
sprintf(reg_name, "pc"); sprintf(reg_name, "pc");
r->group = "general";
r->feature = &feature_cpu;
} else if (i >= GDB_REGNO_FPR0 && i <= GDB_REGNO_FPR31) { } else if (i >= GDB_REGNO_FPR0 && i <= GDB_REGNO_FPR31) {
sprintf(reg_name, "f%d", i - GDB_REGNO_FPR0); sprintf(reg_name, "f%d", i - GDB_REGNO_FPR0);
r->group = "float";
r->feature = &feature_fpu;
// TODO: check D or F extension
r->reg_data_type = &type_ieee_single;
} else if (i >= GDB_REGNO_CSR0 && i <= GDB_REGNO_CSR4095) { } else if (i >= GDB_REGNO_CSR0 && i <= GDB_REGNO_CSR4095) {
sprintf(reg_name, "csr%d", i - GDB_REGNO_CSR0); sprintf(reg_name, "csr%d", i - GDB_REGNO_CSR0);
r->group = "csr";
r->feature = &feature_csr;
} else if (i == GDB_REGNO_PRIV) { } else if (i == GDB_REGNO_PRIV) {
sprintf(reg_name, "priv"); sprintf(reg_name, "priv");
r->group = "general";
r->feature = &feature_virtual;
} }
if (reg_name[0]) { if (reg_name[0]) {
r->name = reg_name; r->name = reg_name;