target: remove unused function target_buffer_get_u8()

[openocd.git] / src / target / armv7a_cache.c

diff --git a/src/target/armv7a_cache.c b/src/target/armv7a_cache.c
index 7af3e6d4e8a2d6ff1cf8ba9917613fcea9fe1f0b..921ba9be94b771f23b62aae9e688471adf288446 100644 (file)
--- a/src/target/armv7a_cache.c
+++ b/src/target/armv7a_cache.c
@@ -70,6 +70,7 @@ static int armv7a_l1_d_cache_flush_level(struct arm_dpm *dpm, struct armv7a_cach
 
        LOG_DEBUG("cl %" PRId32, cl);
        do {
+               keep_alive();
                c_way = size->way;
                do {
                        uint32_t value = (c_index << size->index_shift)
@@ -89,6 +90,7 @@ static int armv7a_l1_d_cache_flush_level(struct arm_dpm *dpm, struct armv7a_cach
        } while (c_index >= 0);
 
  done:
+       keep_alive();
        return retval;
 }
 
@@ -148,10 +150,11 @@ int armv7a_cache_auto_flush_all_data(struct target *target)
        } else
                retval = armv7a_l1_d_cache_clean_inval_all(target);
 
-       /* do outer cache flushing after inner caches have been flushed */
-       retval = arm7a_l2x_flush_all_data(target);
+       if (retval != ERROR_OK)
+               return retval;
 
-       return retval;
+       /* do outer cache flushing after inner caches have been flushed */
+       return arm7a_l2x_flush_all_data(target);
 }
 
 
@@ -163,7 +166,7 @@ int armv7a_l1_d_cache_inval_virt(struct target *target, uint32_t virt,
        struct armv7a_cache_common *armv7a_cache = &armv7a->armv7a_mmu.armv7a_cache;
        uint32_t linelen = armv7a_cache->dminline;
        uint32_t va_line, va_end;
-       int retval;
+       int retval, i = 0;
 
        retval = armv7a_l1_d_cache_sanity_check(target);
        if (retval != ERROR_OK)
@@ -197,6 +200,8 @@ int armv7a_l1_d_cache_inval_virt(struct target *target, uint32_t virt,
        }
 
        while (va_line < va_end) {
+               if ((i++ & 0x3f) == 0)
+                       keep_alive();
                /* DCIMVAC - Invalidate data cache line by VA to PoC. */
                retval = dpm->instr_write_data_r0(dpm,
                                ARMV4_5_MCR(15, 0, 0, 7, 6, 1), va_line);
@@ -205,11 +210,13 @@ int armv7a_l1_d_cache_inval_virt(struct target *target, uint32_t virt,
                va_line += linelen;
        }
 
+       keep_alive();
        dpm->finish(dpm);
        return retval;
 
 done:
        LOG_ERROR("d-cache invalidate failed");
+       keep_alive();
        dpm->finish(dpm);
 
        return retval;
@@ -223,7 +230,7 @@ int armv7a_l1_d_cache_clean_virt(struct target *target, uint32_t virt,
        struct armv7a_cache_common *armv7a_cache = &armv7a->armv7a_mmu.armv7a_cache;
        uint32_t linelen = armv7a_cache->dminline;
        uint32_t va_line, va_end;
-       int retval;
+       int retval, i = 0;
 
        retval = armv7a_l1_d_cache_sanity_check(target);
        if (retval != ERROR_OK)
@@ -237,6 +244,8 @@ int armv7a_l1_d_cache_clean_virt(struct target *target, uint32_t virt,
        va_end = virt + size;
 
        while (va_line < va_end) {
+               if ((i++ & 0x3f) == 0)
+                       keep_alive();
                /* DCCMVAC - Data Cache Clean by MVA to PoC */
                retval = dpm->instr_write_data_r0(dpm,
                                ARMV4_5_MCR(15, 0, 0, 7, 10, 1), va_line);
@@ -245,11 +254,13 @@ int armv7a_l1_d_cache_clean_virt(struct target *target, uint32_t virt,
                va_line += linelen;
        }
 
+       keep_alive();
        dpm->finish(dpm);
        return retval;
 
 done:
        LOG_ERROR("d-cache invalidate failed");
+       keep_alive();
        dpm->finish(dpm);
 
        return retval;
@@ -263,7 +274,7 @@ int armv7a_l1_d_cache_flush_virt(struct target *target, uint32_t virt,
        struct armv7a_cache_common *armv7a_cache = &armv7a->armv7a_mmu.armv7a_cache;
        uint32_t linelen = armv7a_cache->dminline;
        uint32_t va_line, va_end;
-       int retval;
+       int retval, i = 0;
 
        retval = armv7a_l1_d_cache_sanity_check(target);
        if (retval != ERROR_OK)
@@ -277,6 +288,8 @@ int armv7a_l1_d_cache_flush_virt(struct target *target, uint32_t virt,
        va_end = virt + size;
 
        while (va_line < va_end) {
+               if ((i++ & 0x3f) == 0)
+                       keep_alive();
                /* DCCIMVAC */
                retval = dpm->instr_write_data_r0(dpm,
                                ARMV4_5_MCR(15, 0, 0, 7, 14, 1), va_line);
@@ -285,11 +298,13 @@ int armv7a_l1_d_cache_flush_virt(struct target *target, uint32_t virt,
                va_line += linelen;
        }
 
+       keep_alive();
        dpm->finish(dpm);
        return retval;
 
 done:
        LOG_ERROR("d-cache invalidate failed");
+       keep_alive();
        dpm->finish(dpm);
 
        return retval;
@@ -341,7 +356,7 @@ int armv7a_l1_i_cache_inval_virt(struct target *target, uint32_t virt,
                                &armv7a->armv7a_mmu.armv7a_cache;
        uint32_t linelen = armv7a_cache->iminline;
        uint32_t va_line, va_end;
-       int retval;
+       int retval, i = 0;
 
        retval = armv7a_l1_i_cache_sanity_check(target);
        if (retval != ERROR_OK)
@@ -355,6 +370,8 @@ int armv7a_l1_i_cache_inval_virt(struct target *target, uint32_t virt,
        va_end = virt + size;
 
        while (va_line < va_end) {
+               if ((i++ & 0x3f) == 0)
+                       keep_alive();
                /* ICIMVAU - Invalidate instruction cache by VA to PoU. */
                retval = dpm->instr_write_data_r0(dpm,
                                ARMV4_5_MCR(15, 0, 0, 7, 5, 1), va_line);
@@ -367,10 +384,13 @@ int armv7a_l1_i_cache_inval_virt(struct target *target, uint32_t virt,
                        goto done;
                va_line += linelen;
        }
+       keep_alive();
+       dpm->finish(dpm);
        return retval;
 
 done:
        LOG_ERROR("i-cache invalidate failed");
+       keep_alive();
        dpm->finish(dpm);
 
        return retval;
@@ -411,7 +431,7 @@ COMMAND_HANDLER(arm7a_l1_cache_info_cmd)
        struct target *target = get_current_target(CMD_CTX);
        struct armv7a_common *armv7a = target_to_armv7a(target);
 
-       return armv7a_handle_cache_info_command(CMD_CTX,
+       return armv7a_handle_cache_info_command(CMD,
                        &armv7a->armv7a_mmu.armv7a_cache);
 }
 
@@ -493,7 +513,7 @@ COMMAND_HANDLER(arm7a_cache_disable_auto_cmd)
        struct armv7a_common *armv7a = target_to_armv7a(target);
 
        if (CMD_ARGC == 0) {
-               command_print(CMD_CTX, "auto cache is %s",
+               command_print(CMD, "auto cache is %s",
                        armv7a->armv7a_mmu.armv7a_cache.auto_cache_enabled ? "enabled" : "disabled");
                return ERROR_OK;
        }