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[Qemu-devel] [PULL 28/28] serial: Add MemoryRegion parameter to serial_m


From: Avi Kivity
Subject: [Qemu-devel] [PULL 28/28] serial: Add MemoryRegion parameter to serial_mm_init
Date: Mon, 12 Sep 2011 13:51:06 +0300

From: Richard Henderson <address@hidden>

Remove the get_system_memory() call from serial_mm_init, pushing
it back into the callers.  In many cases we already have the
system memory region available.

Signed-off-by: Richard Henderson <address@hidden>
Signed-off-by: Avi Kivity <address@hidden>
---
 hw/mips_jazz.c           |    8 ++++----
 hw/mips_malta.c          |    4 ++--
 hw/musicpal.c            |    8 ++++----
 hw/omap_uart.c           |    6 ++++--
 hw/pc.h                  |    7 ++++---
 hw/petalogix_ml605_mmu.c |    6 ++++--
 hw/ppc405_uc.c           |   20 ++++++++++++--------
 hw/ppc440.c              |   11 +++++++----
 hw/ppce500_mpc8544ds.c   |    6 ++++--
 hw/pxa2xx.c              |    5 +++--
 hw/serial.c              |   10 +++++-----
 hw/sm501.c               |    4 +++-
 hw/sun4u.c               |    5 +++--
 hw/virtex_ml507.c        |    6 ++++--
 14 files changed, 63 insertions(+), 43 deletions(-)

diff --git a/hw/mips_jazz.c b/hw/mips_jazz.c
index 8a345b4..38ce229 100644
--- a/hw/mips_jazz.c
+++ b/hw/mips_jazz.c
@@ -264,12 +264,12 @@ static void mips_jazz_init(MemoryRegion *address_space,
 
     /* Serial ports */
     if (serial_hds[0]) {
-        serial_mm_init(0x80006000, 0, rc4030[8], 8000000/16, serial_hds[0],
-                       DEVICE_NATIVE_ENDIAN);
+        serial_mm_init(address_space, 0x80006000, 0, rc4030[8], 8000000/16,
+                       serial_hds[0], DEVICE_NATIVE_ENDIAN);
     }
     if (serial_hds[1]) {
-        serial_mm_init(0x80007000, 0, rc4030[9], 8000000/16, serial_hds[1],
-                       DEVICE_NATIVE_ENDIAN);
+        serial_mm_init(address_space, 0x80007000, 0, rc4030[9], 8000000/16,
+                       serial_hds[1], DEVICE_NATIVE_ENDIAN);
     }
 
     /* Parallel port */
diff --git a/hw/mips_malta.c b/hw/mips_malta.c
index dd34285..135c2f5 100644
--- a/hw/mips_malta.c
+++ b/hw/mips_malta.c
@@ -446,8 +446,8 @@ static void malta_fpga_led_init(CharDriverState *chr)
 
     s->display = qemu_chr_new("fpga", "vc:320x200", malta_fpga_led_init);
 
-    s->uart = serial_mm_init(base + 0x900, 3, uart_irq, 230400, uart_chr,
-                             DEVICE_NATIVE_ENDIAN);
+    s->uart = serial_mm_init(address_space, base + 0x900, 3, uart_irq,
+                             230400, uart_chr, DEVICE_NATIVE_ENDIAN);
 
     malta_fpga_reset(s);
     qemu_register_reset(malta_fpga_reset, s);
diff --git a/hw/musicpal.c b/hw/musicpal.c
index 2131db1..20553b5 100644
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -1486,12 +1486,12 @@ static void musicpal_init(ram_addr_t ram_size,
                           pic[MP_TIMER4_IRQ], NULL);
 
     if (serial_hds[0]) {
-        serial_mm_init(MP_UART1_BASE, 2, pic[MP_UART1_IRQ], 1825000,
-                       serial_hds[0], DEVICE_NATIVE_ENDIAN);
+        serial_mm_init(address_space_mem, MP_UART1_BASE, 2, pic[MP_UART1_IRQ],
+                       1825000, serial_hds[0], DEVICE_NATIVE_ENDIAN);
     }
     if (serial_hds[1]) {
-        serial_mm_init(MP_UART2_BASE, 2, pic[MP_UART2_IRQ], 1825000,
-                       serial_hds[1], DEVICE_NATIVE_ENDIAN);
+        serial_mm_init(address_space_mem, MP_UART2_BASE, 2, pic[MP_UART2_IRQ],
+                       1825000, serial_hds[1], DEVICE_NATIVE_ENDIAN);
     }
 
     /* Register flash */
diff --git a/hw/omap_uart.c b/hw/omap_uart.c
index b43f04c..19f8e6e 100644
--- a/hw/omap_uart.c
+++ b/hw/omap_uart.c
@@ -22,6 +22,7 @@
 #include "omap.h"
 /* We use pc-style serial ports.  */
 #include "pc.h"
+#include "exec-memory.h"
 
 /* UARTs */
 struct omap_uart_s {
@@ -60,7 +61,8 @@ struct omap_uart_s *omap_uart_init(target_phys_addr_t base,
     s->base = base;
     s->fclk = fclk;
     s->irq = irq;
-    s->serial = serial_mm_init(base, 2, irq, omap_clk_getrate(fclk)/16,
+    s->serial = serial_mm_init(get_system_memory(), base, 2, irq,
+                               omap_clk_getrate(fclk)/16,
                                chr ?: qemu_chr_new(label, "null", NULL),
                                DEVICE_NATIVE_ENDIAN);
     return s;
@@ -176,7 +178,7 @@ struct omap_uart_s *omap2_uart_init(struct 
omap_target_agent_s *ta,
 void omap_uart_attach(struct omap_uart_s *s, CharDriverState *chr)
 {
     /* TODO: Should reuse or destroy current s->serial */
-    s->serial = serial_mm_init(s->base, 2, s->irq,
+    s->serial = serial_mm_init(get_system_memory(), s->base, 2, s->irq,
                                omap_clk_getrate(s->fclk) / 16,
                                chr ?: qemu_chr_new("null", "null", NULL),
                                DEVICE_NATIVE_ENDIAN);
diff --git a/hw/pc.h b/hw/pc.h
index f81635f..ca57577 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -15,9 +15,10 @@
 
 SerialState *serial_init(int base, qemu_irq irq, int baudbase,
                          CharDriverState *chr);
-SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
-                             qemu_irq irq, int baudbase,
-                             CharDriverState *chr, enum device_endian);
+SerialState *serial_mm_init(MemoryRegion *address_space,
+                            target_phys_addr_t base, int it_shift,
+                            qemu_irq irq, int baudbase,
+                            CharDriverState *chr, enum device_endian);
 static inline bool serial_isa_init(int index, CharDriverState *chr)
 {
     ISADevice *dev;
diff --git a/hw/petalogix_ml605_mmu.c b/hw/petalogix_ml605_mmu.c
index ab89341..2a0f7fd 100644
--- a/hw/petalogix_ml605_mmu.c
+++ b/hw/petalogix_ml605_mmu.c
@@ -38,6 +38,7 @@
 #include "elf.h"
 #include "blockdev.h"
 #include "pc.h"
+#include "exec-memory.h"
 
 #include "microblaze_pic_cpu.h"
 #include "xilinx_axidma.h"
@@ -141,6 +142,7 @@ static uint64_t translate_kernel_address(void *opaque, 
uint64_t addr)
                           const char *kernel_cmdline,
                           const char *initrd_filename, const char *cpu_model)
 {
+    MemoryRegion *address_space_mem = get_system_memory();
     DeviceState *dev;
     CPUState *env;
     int kernel_size;
@@ -184,8 +186,8 @@ static uint64_t translate_kernel_address(void *opaque, 
uint64_t addr)
         irq[i] = qdev_get_gpio_in(dev, i);
     }
 
-    serial_mm_init(UART16550_BASEADDR + 0x1000, 2, irq[5], 115200,
-                   serial_hds[0], DEVICE_LITTLE_ENDIAN);
+    serial_mm_init(address_space_mem, UART16550_BASEADDR + 0x1000, 2,
+                   irq[5], 115200, serial_hds[0], DEVICE_LITTLE_ENDIAN);
 
     /* 2 timers at irq 2 @ 100 Mhz.  */
     xilinx_timer_create(TIMER_BASEADDR, irq[2], 2, 100 * 1000000);
diff --git a/hw/ppc405_uc.c b/hw/ppc405_uc.c
index 924aada..86cf768 100644
--- a/hw/ppc405_uc.c
+++ b/hw/ppc405_uc.c
@@ -2149,12 +2149,14 @@ static void ppc405cr_cpc_init (CPUState *env, 
clk_setup_t clk_setup[7],
     ppc405_dma_init(env, dma_irqs);
     /* Serial ports */
     if (serial_hds[0] != NULL) {
-        serial_mm_init(0xef600300, 0, pic[0], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[0], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600300, 0, pic[0],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[0],
+                       DEVICE_BIG_ENDIAN);
     }
     if (serial_hds[1] != NULL) {
-        serial_mm_init(0xef600400, 0, pic[1], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[1], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600400, 0, pic[1],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[1],
+                       DEVICE_BIG_ENDIAN);
     }
     /* IIC controller */
     ppc405_i2c_init(0xef600500, pic[2]);
@@ -2504,12 +2506,14 @@ static void ppc405ep_cpc_init (CPUState *env, 
clk_setup_t clk_setup[8],
     ppc405_gpio_init(0xef600700);
     /* Serial ports */
     if (serial_hds[0] != NULL) {
-        serial_mm_init(0xef600300, 0, pic[0], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[0], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600300, 0, pic[0],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[0],
+                       DEVICE_BIG_ENDIAN);
     }
     if (serial_hds[1] != NULL) {
-        serial_mm_init(0xef600400, 0, pic[1], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[1], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600400, 0, pic[1],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[1],
+                       DEVICE_BIG_ENDIAN);
     }
     /* OCM */
     ppc405_ocm_init(env);
diff --git a/hw/ppc440.c b/hw/ppc440.c
index 0cd7bca..1d1376e 100644
--- a/hw/ppc440.c
+++ b/hw/ppc440.c
@@ -20,6 +20,7 @@
 #include "ppc405.h"
 #include "sysemu.h"
 #include "kvm.h"
+#include "exec-memory.h"
 
 #define PPC440EP_PCI_CONFIG     0xeec00000
 #define PPC440EP_PCI_INTACK     0xeed00000
@@ -92,12 +93,14 @@
     isa_mmio_init(PPC440EP_PCI_IO, PPC440EP_PCI_IOLEN);
 
     if (serial_hds[0] != NULL) {
-        serial_mm_init(0xef600300, 0, pic[0], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[0], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600300, 0, pic[0],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[0],
+                       DEVICE_BIG_ENDIAN);
     }
     if (serial_hds[1] != NULL) {
-        serial_mm_init(0xef600400, 0, pic[1], PPC_SERIAL_MM_BAUDBASE,
-                       serial_hds[1], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), 0xef600400, 0, pic[1],
+                       PPC_SERIAL_MM_BAUDBASE, serial_hds[1],
+                       DEVICE_BIG_ENDIAN);
     }
 
     return env;
diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index fc46991..274b37c 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -32,6 +32,7 @@
 #include "loader.h"
 #include "elf.h"
 #include "sysbus.h"
+#include "exec-memory.h"
 
 #define BINARY_DEVICE_TREE_FILE    "mpc8544ds.dtb"
 #define UIMAGE_LOAD_BASE           0
@@ -225,6 +226,7 @@ static void mpc8544ds_init(ram_addr_t ram_size,
                          const char *initrd_filename,
                          const char *cpu_model)
 {
+    MemoryRegion *address_space_mem = get_system_memory();
     PCIBus *pci_bus;
     CPUState *env;
     uint64_t elf_entry;
@@ -274,13 +276,13 @@ static void mpc8544ds_init(ram_addr_t ram_size,
 
     /* Serial */
     if (serial_hds[0]) {
-        serial_mm_init(MPC8544_SERIAL0_REGS_BASE,
+        serial_mm_init(address_space_mem, MPC8544_SERIAL0_REGS_BASE,
                        0, mpic[12+26], 399193,
                        serial_hds[0], DEVICE_BIG_ENDIAN);
     }
 
     if (serial_hds[1]) {
-        serial_mm_init(MPC8544_SERIAL1_REGS_BASE,
+        serial_mm_init(address_space_mem, MPC8544_SERIAL1_REGS_BASE,
                        0, mpic[12+26], 399193,
                        serial_hds[0], DEVICE_BIG_ENDIAN);
     }
diff --git a/hw/pxa2xx.c b/hw/pxa2xx.c
index 60f4c34..c47e698 100644
--- a/hw/pxa2xx.c
+++ b/hw/pxa2xx.c
@@ -15,6 +15,7 @@
 #include "ssi.h"
 #include "qemu-char.h"
 #include "blockdev.h"
+#include "exec-memory.h"
 
 static struct {
     target_phys_addr_t io_base;
@@ -2115,7 +2116,7 @@ static void pxa2xx_reset(void *opaque, int line, int 
level)
 
     for (i = 0; pxa270_serial[i].io_base; i++) {
         if (serial_hds[i]) {
-            serial_mm_init(pxa270_serial[i].io_base, 2,
+            serial_mm_init(get_system_memory(), pxa270_serial[i].io_base, 2,
                            qdev_get_gpio_in(s->pic, pxa270_serial[i].irqn),
                            14857000 / 16, serial_hds[i],
                            DEVICE_NATIVE_ENDIAN);
@@ -2247,7 +2248,7 @@ static void pxa2xx_reset(void *opaque, int line, int 
level)
 
     for (i = 0; pxa255_serial[i].io_base; i++) {
         if (serial_hds[i]) {
-            serial_mm_init(pxa255_serial[i].io_base, 2,
+            serial_mm_init(get_system_memory(), pxa255_serial[i].io_base, 2,
                            qdev_get_gpio_in(s->pic, pxa255_serial[i].irqn),
                            14745600 / 16, serial_hds[i],
                            DEVICE_NATIVE_ENDIAN);
diff --git a/hw/serial.c b/hw/serial.c
index 0fafc1d..d35c7a9 100644
--- a/hw/serial.c
+++ b/hw/serial.c
@@ -28,7 +28,6 @@
 #include "pc.h"
 #include "qemu-timer.h"
 #include "sysemu.h"
-#include "exec-memory.h"
 
 //#define DEBUG_SERIAL
 
@@ -855,9 +854,10 @@ static void serial_mm_write(void *opaque, 
target_phys_addr_t addr,
     },
 };
 
-SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
-                             qemu_irq irq, int baudbase,
-                             CharDriverState *chr, enum device_endian end)
+SerialState *serial_mm_init(MemoryRegion *address_space,
+                            target_phys_addr_t base, int it_shift,
+                            qemu_irq irq, int baudbase,
+                            CharDriverState *chr, enum device_endian end)
 {
     SerialState *s;
 
@@ -873,7 +873,7 @@ static void serial_mm_write(void *opaque, 
target_phys_addr_t addr,
 
     memory_region_init_io(&s->io, &serial_mm_ops[end], s,
                           "serial", 8 << it_shift);
-    memory_region_add_subregion(get_system_memory(), base, &s->io);
+    memory_region_add_subregion(address_space, base, &s->io);
 
     serial_update_msl(s);
     return s;
diff --git a/hw/sm501.c b/hw/sm501.c
index fddf21a..6b54717 100644
--- a/hw/sm501.c
+++ b/hw/sm501.c
@@ -30,6 +30,7 @@
 #include "sysbus.h"
 #include "qdev-addr.h"
 #include "range.h"
+#include "exec-memory.h"
 
 /*
  * Status: 2010/05/07
@@ -1440,7 +1441,8 @@ void sm501_init(uint32_t base, uint32_t local_mem_bytes, 
qemu_irq irq,
 
     /* bridge to serial emulation module */
     if (chr) {
-        serial_mm_init(base + MMIO_BASE_OFFSET + SM501_UART0, 2,
+        serial_mm_init(get_system_memory(),
+                       base + MMIO_BASE_OFFSET + SM501_UART0, 2,
                        NULL, /* TODO : chain irq to IRL */
                        115200, chr, DEVICE_NATIVE_ENDIAN);
     }
diff --git a/hw/sun4u.c b/hw/sun4u.c
index 1143373..1a74a19 100644
--- a/hw/sun4u.c
+++ b/hw/sun4u.c
@@ -38,6 +38,7 @@
 #include "loader.h"
 #include "elf.h"
 #include "blockdev.h"
+#include "exec-memory.h"
 
 //#define DEBUG_IRQ
 //#define DEBUG_EBUS
@@ -771,8 +772,8 @@ static void sun4uv_init(ram_addr_t RAM_size,
 
     i = 0;
     if (hwdef->console_serial_base) {
-        serial_mm_init(hwdef->console_serial_base, 0, NULL, 115200,
-                       serial_hds[i], DEVICE_BIG_ENDIAN);
+        serial_mm_init(get_system_memory(), hwdef->console_serial_base, 0,
+                       NULL, 115200, serial_hds[i], DEVICE_BIG_ENDIAN);
         i++;
     }
     for(; i < MAX_SERIAL_PORTS; i++) {
diff --git a/hw/virtex_ml507.c b/hw/virtex_ml507.c
index 8c52a06..68bf53a 100644
--- a/hw/virtex_ml507.c
+++ b/hw/virtex_ml507.c
@@ -34,6 +34,7 @@
 #include "loader.h"
 #include "elf.h"
 #include "qemu-log.h"
+#include "exec-memory.h"
 
 #include "ppc.h"
 #include "ppc4xx.h"
@@ -191,6 +192,7 @@ static void virtex_init(ram_addr_t ram_size,
                         const char *kernel_cmdline,
                         const char *initrd_filename, const char *cpu_model)
 {
+    MemoryRegion *address_space_mem = get_system_memory();
     DeviceState *dev;
     CPUState *env;
     target_phys_addr_t ram_base = 0;
@@ -226,8 +228,8 @@ static void virtex_init(ram_addr_t ram_size,
         irq[i] = qdev_get_gpio_in(dev, i);
     }
 
-    serial_mm_init(0x83e01003ULL, 2, irq[9], 115200, serial_hds[0],
-                   DEVICE_LITTLE_ENDIAN);
+    serial_mm_init(address_space_mem, 0x83e01003ULL, 2, irq[9], 115200,
+                   serial_hds[0], DEVICE_LITTLE_ENDIAN);
 
     /* 2 timers at irq 2 @ 62 Mhz.  */
     xilinx_timer_create(0x83c00000, irq[3], 2, 62 * 1000000);
-- 
1.7.6.1




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