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Let cpu_[physical]_memory() calls pass a boolean 'is_write' argument 

Use an explicit boolean type.

This commit was produced with the included Coccinelle script
scripts/coccinelle/exec_rw_const.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-02-19 20:20:42 +01:00
parent 28c80bfe8b
commit 85eb7c18ee
17 changed files with 43 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hw/display/exynos4210_fimd.c
View File

@ -1164,7 +1164,8 @@ static void fimd_update_memory_section(Exynos4210fimdState *s, unsigned win)
goto error_return;
}
w->host_fb_addr = cpu_physical_memory_map(fb_start_addr, &fb_mapped_len, 0);
w->host_fb_addr = cpu_physical_memory_map(fb_start_addr, &fb_mapped_len,
false);
if (!w->host_fb_addr) {
DPRINT_ERROR("Failed to map window %u framebuffer\n", win);
goto error_return;

8
hw/display/milkymist-tmu2.c
View File

@ -218,7 +218,7 @@ static void tmu2_start(MilkymistTMU2State *s)
glGenTextures(1, &texture);
glBindTexture(GL_TEXTURE_2D, texture);
fb_len = 2ULL * s->regs[R_TEXHRES] * s->regs[R_TEXVRES];
fb = cpu_physical_memory_map(s->regs[R_TEXFBUF], &fb_len, 0);
fb = cpu_physical_memory_map(s->regs[R_TEXFBUF], &fb_len, false);
if (fb == NULL) {
glDeleteTextures(1, &texture);
glXMakeContextCurrent(s->dpy, None, None, NULL);
@ -262,7 +262,7 @@ static void tmu2_start(MilkymistTMU2State *s)
/* Read the QEMU dest. framebuffer into the OpenGL framebuffer */
fb_len = 2ULL * s->regs[R_DSTHRES] * s->regs[R_DSTVRES];
fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, 0);
fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, false);
if (fb == NULL) {
glDeleteTextures(1, &texture);
glXMakeContextCurrent(s->dpy, None, None, NULL);
@ -281,7 +281,7 @@ static void tmu2_start(MilkymistTMU2State *s)
/* Map the texture */
mesh_len = MESH_MAXSIZE*MESH_MAXSIZE*sizeof(struct vertex);
mesh = cpu_physical_memory_map(s->regs[R_VERTICESADDR], &mesh_len, 0);
mesh = cpu_physical_memory_map(s->regs[R_VERTICESADDR], &mesh_len, false);
if (mesh == NULL) {
glDeleteTextures(1, &texture);
glXMakeContextCurrent(s->dpy, None, None, NULL);
@ -298,7 +298,7 @@ static void tmu2_start(MilkymistTMU2State *s)
/* Write back the OpenGL framebuffer to the QEMU framebuffer */
fb_len = 2ULL * s->regs[R_DSTHRES] * s->regs[R_DSTVRES];
fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, 1);
fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, true);
if (fb == NULL) {
glDeleteTextures(1, &texture);
glXMakeContextCurrent(s->dpy, None, None, NULL);

2
hw/display/omap_dss.c
View File

@ -632,7 +632,7 @@ static void omap_rfbi_transfer_start(struct omap_dss_s *s)
len = s->rfbi.pixels * 2;
data_addr = s->dispc.l[0].addr[0];
data = cpu_physical_memory_map(data_addr, &len, 0);
data = cpu_physical_memory_map(data_addr, &len, false);
if (data && len != s->rfbi.pixels * 2) {
cpu_physical_memory_unmap(data, len, 0, 0);
data = NULL;

2
hw/display/ramfb.c
View File

@ -57,7 +57,7 @@ static DisplaySurface *ramfb_create_display_surface(int width, int height,
}
size = (hwaddr)linesize * height;
data = cpu_physical_memory_map(addr, &size, 0);
data = cpu_physical_memory_map(addr, &size, false);
if (size != (hwaddr)linesize * height) {
cpu_physical_memory_unmap(data, size, 0, 0);
return NULL;

2
hw/misc/pc-testdev.c
View File

@ -125,7 +125,7 @@ static void test_flush_page_write(void *opaque, hwaddr addr, uint64_t data,
unsigned len)
{
hwaddr page = 4096;
void *a = cpu_physical_memory_map(data & ~0xffful, &page, 0);
void *a = cpu_physical_memory_map(data & ~0xffful, &page, false);
/* We might not be able to get the full page, only mprotect what we actually
have mapped */

4
hw/nvram/spapr_nvram.c
View File

@ -89,7 +89,7 @@ static void rtas_nvram_fetch(PowerPCCPU *cpu, SpaprMachineState *spapr,
assert(nvram->buf);
membuf = cpu_physical_memory_map(buffer, &len, 1);
membuf = cpu_physical_memory_map(buffer, &len, true);
memcpy(membuf, nvram->buf + offset, len);
cpu_physical_memory_unmap(membuf, len, 1, len);
@ -127,7 +127,7 @@ static void rtas_nvram_store(PowerPCCPU *cpu, SpaprMachineState *spapr,
return;
}
membuf = cpu_physical_memory_map(buffer, &len, 0);
membuf = cpu_physical_memory_map(buffer, &len, false);
alen = len;
if (nvram->blk) {

6
hw/ppc/ppc440_uc.c
View File

@ -909,8 +909,10 @@ static void dcr_write_dma(void *opaque, int dcrn, uint32_t val)
sidx = didx = 0;
width = 1 << ((val & DMA0_CR_PW) >> 25);
rptr = cpu_physical_memory_map(dma->ch[chnl].sa, &rlen, 0);
wptr = cpu_physical_memory_map(dma->ch[chnl].da, &wlen, 1);
rptr = cpu_physical_memory_map(dma->ch[chnl].sa, &rlen,
false);
wptr = cpu_physical_memory_map(dma->ch[chnl].da, &wlen,
true);
if (rptr && wptr) {
if (!(val & DMA0_CR_DEC) &&
val & DMA0_CR_SAI && val & DMA0_CR_DAI) {

4
hw/ppc/spapr_hcall.c
View File

@ -832,7 +832,7 @@ static target_ulong h_page_init(PowerPCCPU *cpu, SpaprMachineState *spapr,
if (!is_ram_address(spapr, dst) || (dst & ~TARGET_PAGE_MASK) != 0) {
return H_PARAMETER;
}
pdst = cpu_physical_memory_map(dst, &len, 1);
pdst = cpu_physical_memory_map(dst, &len, true);
if (!pdst || len != TARGET_PAGE_SIZE) {
return H_PARAMETER;
}
@ -843,7 +843,7 @@ static target_ulong h_page_init(PowerPCCPU *cpu, SpaprMachineState *spapr,
ret = H_PARAMETER;
goto unmap_out;
}
psrc = cpu_physical_memory_map(src, &len, 0);
psrc = cpu_physical_memory_map(src, &len, false);
if (!psrc || len != TARGET_PAGE_SIZE) {
ret = H_PARAMETER;
goto unmap_out;

2
hw/s390x/ipl.c
View File

@ -626,7 +626,7 @@ static void s390_ipl_prepare_qipl(S390CPU *cpu)
uint8_t *addr;
uint64_t len = 4096;
addr = cpu_physical_memory_map(cpu->env.psa, &len, 1);
addr = cpu_physical_memory_map(cpu->env.psa, &len, true);
if (!addr || len < QIPL_ADDRESS + sizeof(QemuIplParameters)) {
error_report("Cannot set QEMU IPL parameters");
return;

2
hw/s390x/s390-pci-bus.c
View File

@ -641,7 +641,7 @@ static uint8_t set_ind_atomic(uint64_t ind_loc, uint8_t to_be_set)
hwaddr len = 1;
uint8_t *ind_addr;
ind_addr = cpu_physical_memory_map(ind_loc, &len, 1);
ind_addr = cpu_physical_memory_map(ind_loc, &len, true);
if (!ind_addr) {
s390_pci_generate_error_event(ERR_EVENT_AIRERR, 0, 0, 0, 0);
return -1;

2
hw/s390x/virtio-ccw.c
View File

@ -790,7 +790,7 @@ static uint8_t virtio_set_ind_atomic(SubchDev *sch, uint64_t ind_loc,
hwaddr len = 1;
uint8_t *ind_addr;
ind_addr = cpu_physical_memory_map(ind_loc, &len, 1);
ind_addr = cpu_physical_memory_map(ind_loc, &len, true);
if (!ind_addr) {
error_report("%s(%x.%x.%04x): unable to access indicator",
__func__, sch->cssid, sch->ssid, sch->schid);

2
hw/xen/xen_pt_graphics.c
View File

@ -222,7 +222,7 @@ void xen_pt_setup_vga(XenPCIPassthroughState *s, XenHostPCIDevice *dev,
}
/* Currently we fixed this address as a primary for legacy BIOS. */
cpu_physical_memory_rw(0xc0000, bios, bios_size, 1);
cpu_physical_memory_rw(0xc0000, bios, bios_size, true);
}
uint32_t igd_read_opregion(XenPCIPassthroughState *s)

4
include/exec/cpu-common.h
View File

@ -74,12 +74,12 @@ void cpu_physical_memory_rw(hwaddr addr, void *buf,
static inline void cpu_physical_memory_read(hwaddr addr,
void *buf, hwaddr len)
{
cpu_physical_memory_rw(addr, buf, len, 0);
cpu_physical_memory_rw(addr, buf, len, false);
}
static inline void cpu_physical_memory_write(hwaddr addr,
const void *buf, hwaddr len)
{
cpu_physical_memory_rw(addr, (void *)buf, len, 1);
cpu_physical_memory_rw(addr, (void *)buf, len, true);
}
void *cpu_physical_memory_map(hwaddr addr,
hwaddr *plen,

14
scripts/coccinelle/exec_rw_const.cocci
View File

@ -19,6 +19,20 @@ expression E1, E2, E3, E4, E5;
|
- address_space_rw(E1, E2, E3, E4, E5, 1)
+ address_space_rw(E1, E2, E3, E4, E5, true)
|
- cpu_physical_memory_rw(E1, E2, E3, 0)
+ cpu_physical_memory_rw(E1, E2, E3, false)
|
- cpu_physical_memory_rw(E1, E2, E3, 1)
+ cpu_physical_memory_rw(E1, E2, E3, true)
|
- cpu_physical_memory_map(E1, E2, 0)
+ cpu_physical_memory_map(E1, E2, false)
|
- cpu_physical_memory_map(E1, E2, 1)
+ cpu_physical_memory_map(E1, E2, true)
)
// Use address_space_write instead of casting to non-const

4
target/i386/hax-all.c
View File

@ -376,8 +376,8 @@ static int hax_handle_fastmmio(CPUArchState *env, struct hax_fastmmio *hft)
* hft->direction == 2: gpa ==> gpa2
*/
uint64_t value;
cpu_physical_memory_rw(hft->gpa, &value, hft->size, 0);
cpu_physical_memory_rw(hft->gpa2, &value, hft->size, 1);
cpu_physical_memory_rw(hft->gpa, &value, hft->size, false);
cpu_physical_memory_rw(hft->gpa2, &value, hft->size, true);
}
return 0;

2
target/s390x/excp_helper.c
View File

@ -393,7 +393,7 @@ static int mchk_store_vregs(CPUS390XState *env, uint64_t mcesao)
MchkExtSaveArea *sa;
int i;
sa = cpu_physical_memory_map(mcesao, &len, 1);
sa = cpu_physical_memory_map(mcesao, &len, true);
if (!sa) {
return -EFAULT;
}

6
target/s390x/helper.c
View File

@ -151,7 +151,7 @@ LowCore *cpu_map_lowcore(CPUS390XState *env)
LowCore *lowcore;
hwaddr len = sizeof(LowCore);
lowcore = cpu_physical_memory_map(env->psa, &len, 1);
lowcore = cpu_physical_memory_map(env->psa, &len, true);
if (len < sizeof(LowCore)) {
cpu_abort(env_cpu(env), "Could not map lowcore\n");
@ -246,7 +246,7 @@ int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch)
hwaddr len = sizeof(*sa);
int i;
sa = cpu_physical_memory_map(addr, &len, 1);
sa = cpu_physical_memory_map(addr, &len, true);
if (!sa) {
return -EFAULT;
}
@ -298,7 +298,7 @@ int s390_store_adtl_status(S390CPU *cpu, hwaddr addr, hwaddr len)
hwaddr save = len;
int i;
sa = cpu_physical_memory_map(addr, &save, 1);
sa = cpu_physical_memory_map(addr, &save, true);
if (!sa) {
return -EFAULT;
}