The pmp.h header is exposed through cpu.h. pmp_table_t is also used in
CPUArchState. CSR declaraions are only used in target/ and are moved to
csr.h. In pmp.h, addr_reg is widened to 64 bits and the privilege mode
parameter is fixed to 8 bits, similar to previous commits.
Signed-off-by: Anton Johansson <anjo@rev.ng>
---
target/riscv/csr.h | 12 ++++++++++++
target/riscv/pmp.h | 20 +++++---------------
target/riscv/machine.c | 2 +-
target/riscv/pmp.c | 9 +++++----
4 files changed, 23 insertions(+), 20 deletions(-)
diff --git a/target/riscv/csr.h b/target/riscv/csr.h
index 552e6c5de5..3752a0ef43 100644
--- a/target/riscv/csr.h
+++ b/target/riscv/csr.h
@@ -78,4 +78,16 @@ void riscv_set_csr_ops(int csrno, const riscv_csr_operations *ops);
/* In th_csr.c */
extern const RISCVCSR th_csr_list[];
+/* PMP CSRs, defined in pmp.c */
+void pmpcfg_csr_write(CPURISCVState *env, uint32_t reg_index,
+ target_ulong val);
+target_ulong pmpcfg_csr_read(CPURISCVState *env, uint32_t reg_index);
+
+void mseccfg_csr_write(CPURISCVState *env, uint64_t val);
+uint64_t mseccfg_csr_read(CPURISCVState *env);
+
+void pmpaddr_csr_write(CPURISCVState *env, uint32_t addr_index,
+ target_ulong val);
+target_ulong pmpaddr_csr_read(CPURISCVState *env, uint32_t addr_index);
+
#endif /* RISCV_CSR_H */
diff --git a/target/riscv/pmp.h b/target/riscv/pmp.h
index e322904637..c9b0ee6c58 100644
--- a/target/riscv/pmp.h
+++ b/target/riscv/pmp.h
@@ -22,8 +22,6 @@
#ifndef RISCV_PMP_H
#define RISCV_PMP_H
-#include "cpu.h"
-
typedef enum {
PMP_READ = 1 << 0,
PMP_WRITE = 1 << 1,
@@ -50,7 +48,7 @@ typedef enum {
} mseccfg_field_t;
typedef struct {
- target_ulong addr_reg;
+ uint64_t addr_reg;
uint8_t cfg_reg;
} pmp_entry_t;
@@ -65,21 +63,13 @@ typedef struct {
uint32_t num_rules;
} pmp_table_t;
-void pmpcfg_csr_write(CPURISCVState *env, uint32_t reg_index,
- target_ulong val);
-target_ulong pmpcfg_csr_read(CPURISCVState *env, uint32_t reg_index);
-
-void mseccfg_csr_write(CPURISCVState *env, uint64_t val);
-uint64_t mseccfg_csr_read(CPURISCVState *env);
+typedef struct CPUArchState CPURISCVState;
-void pmpaddr_csr_write(CPURISCVState *env, uint32_t addr_index,
- target_ulong val);
-target_ulong pmpaddr_csr_read(CPURISCVState *env, uint32_t addr_index);
bool pmp_hart_has_privs(CPURISCVState *env, hwaddr addr,
- target_ulong size, pmp_priv_t privs,
+ int size, pmp_priv_t privs,
pmp_priv_t *allowed_privs,
- target_ulong mode);
-target_ulong pmp_get_tlb_size(CPURISCVState *env, hwaddr addr);
+ uint8_t mode);
+uint64_t pmp_get_tlb_size(CPURISCVState *env, hwaddr addr);
void pmp_update_rule_addr(CPURISCVState *env, uint32_t pmp_index);
void pmp_update_rule_nums(CPURISCVState *env);
uint32_t pmp_get_num_rules(CPURISCVState *env);
diff --git a/target/riscv/machine.c b/target/riscv/machine.c
index 72bc0b04b5..8545bb121c 100644
--- a/target/riscv/machine.c
+++ b/target/riscv/machine.c
@@ -51,7 +51,7 @@ static const VMStateDescription vmstate_pmp_entry = {
.version_id = 1,
.minimum_version_id = 1,
.fields = (const VMStateField[]) {
- VMSTATE_UINTTL(addr_reg, pmp_entry_t),
+ VMSTATE_UINT64(addr_reg, pmp_entry_t),
VMSTATE_UINT8(cfg_reg, pmp_entry_t),
VMSTATE_END_OF_LIST()
}
diff --git a/target/riscv/pmp.c b/target/riscv/pmp.c
index 85199c7387..6089e2730e 100644
--- a/target/riscv/pmp.c
+++ b/target/riscv/pmp.c
@@ -23,6 +23,7 @@
#include "qemu/log.h"
#include "qapi/error.h"
#include "cpu.h"
+#include "csr.h"
#include "trace.h"
#include "exec/cputlb.h"
#include "exec/page-protection.h"
@@ -272,7 +273,7 @@ static int pmp_is_in_range(CPURISCVState *env, int pmp_index, hwaddr addr)
*/
static bool pmp_hart_has_privs_default(CPURISCVState *env, pmp_priv_t privs,
pmp_priv_t *allowed_privs,
- target_ulong mode)
+ uint8_t mode)
{
bool ret;
@@ -331,8 +332,8 @@ static bool pmp_hart_has_privs_default(CPURISCVState *env, pmp_priv_t privs,
* Return false if no match
*/
bool pmp_hart_has_privs(CPURISCVState *env, hwaddr addr,
- target_ulong size, pmp_priv_t privs,
- pmp_priv_t *allowed_privs, target_ulong mode)
+ int size, pmp_priv_t privs,
+ pmp_priv_t *allowed_privs, uint8_t mode)
{
int i = 0;
int pmp_size = 0;
@@ -662,7 +663,7 @@ uint64_t mseccfg_csr_read(CPURISCVState *env)
* To avoid this we return a size of 1 (which means no caching) if the PMP
* region only covers partial of the TLB page.
*/
-target_ulong pmp_get_tlb_size(CPURISCVState *env, hwaddr addr)
+uint64_t pmp_get_tlb_size(CPURISCVState *env, hwaddr addr)
{
hwaddr pmp_sa;
hwaddr pmp_ea;
--
2.51.0