Merge remote-tracking branch 'remotes/philmd-gitlab/tags/mips-20210104' into staging

MIPS patches queue

- Use PCI macros (Philippe Mathieu-Daudé)
- Clean up VT82C686B south bridge (BALATON Zoltan)
- Introduce clock_ticks_to_ns() (Peter Maydell)
- Add Loongson-3 machine (Huacai Chen)
- Make addresses used by bootloader unsigned (Jiaxun Yang)
- Clean fuloong2e PROM environment (Jiaxun Yang)
- Add integration test of fuloong2e booting Linux (Jiaxun Yang)

# gpg: Signature made Mon 04 Jan 2021 22:37:48 GMT
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd-gitlab/tags/mips-20210104: (35 commits)
  tests/acceptance: Test boot_linux_console for fuloong2e
  hw/mips/fuloong2e: Correct cpuclock in PROM environment
  hw/mips/fuloong2e: Remove unused env entry
  hw/mips/fuloong2e: Replace faulty documentation links
  hw/mips/fuloong2e: Remove define DEBUG_FULOONG2E_INIT
  hw/mips: Use address translation helper to handle ENVP_ADDR
  hw/mips/malta: Use address translation helper to calculate bootloader_run_addr
  hw/mips: Make bootloader addresses unsigned
  docs/system: Update MIPS machine documentation
  hw/mips: Add Loongson-3 machine support
  hw/mips: Add Loongson-3 boot parameter helpers
  hw/mips: Implement fw_cfg_arch_key_name()
  hw/intc: Rework Loongson LIOINTC
  clock: Define and use new clock_display_freq()
  clock: Remove clock_get_ns()
  target/mips: Don't use clock_get_ns() in clock period calculation
  clock: Introduce clock_ticks_to_ns()
  vt82c686: Rename superio config related parts
  vt82c686: Use shorter name for local variable holding object state
  vt82c686: Remove unneeded includes and defines
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 16 insertions, 20 deletions

diff --git a/hw/intc/loongson_liointc.c b/hw/intc/loongson_liointc.c
index fbbfb57ee9..f823d484e0 100644
--- a/hw/intc/loongson_liointc.c
+++ b/hw/intc/loongson_liointc.c
@@ -1,6 +1,7 @@
 /*
  * QEMU Loongson Local I/O interrupt controler.
  *
+ * Copyright (c) 2020 Huacai Chen <chenhc@lemote.com>
  * Copyright (c) 2020 Jiaxun Yang <jiaxun.yang@flygoat.com>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -19,13 +20,11 @@
  */
 
 #include "qemu/osdep.h"
-#include "hw/sysbus.h"
 #include "qemu/module.h"
+#include "qemu/log.h"
 #include "hw/irq.h"
 #include "hw/qdev-properties.h"
-#include "qom/object.h"
-
-#define D(x)
+#include "hw/intc/loongson_liointc.h"
 
 #define NUM_IRQS                32
 
@@ -40,13 +39,10 @@
 #define R_IEN                   0x24
 #define R_IEN_SET               0x28
 #define R_IEN_CLR               0x2c
-#define R_PERCORE_ISR(x)        (0x40 + 0x8 * x)
+#define R_ISR_SIZE              0x8
+#define R_START                 0x40
 #define R_END                   0x64
 
-#define TYPE_LOONGSON_LIOINTC "loongson.liointc"
-DECLARE_INSTANCE_CHECKER(struct loongson_liointc, LOONGSON_LIOINTC,
-                         TYPE_LOONGSON_LIOINTC)
-
 struct loongson_liointc {
     SysBusDevice parent_obj;
 
@@ -123,14 +119,13 @@ liointc_read(void *opaque, hwaddr addr, unsigned int size)
         goto out;
     }
 
-    /* Rest is 4 byte */
+    /* Rest are 4 bytes */
     if (size != 4 || (addr % 4)) {
         goto out;
     }
 
-    if (addr >= R_PERCORE_ISR(0) &&
-        addr < R_PERCORE_ISR(NUM_CORES)) {
-        int core = (addr - R_PERCORE_ISR(0)) / 8;
+    if (addr >= R_START && addr < R_END) {
+        int core = (addr - R_START) / R_ISR_SIZE;
         r = p->per_core_isr[core];
         goto out;
     }
@@ -147,7 +142,8 @@ liointc_read(void *opaque, hwaddr addr, unsigned int size)
     }
 
 out:
-    D(qemu_log("%s: size=%d addr=%lx val=%x\n", __func__, size, addr, r));
+    qemu_log_mask(CPU_LOG_INT, "%s: size=%d, addr=%"HWADDR_PRIx", val=%x\n",
+                  __func__, size, addr, r);
     return r;
 }
 
@@ -158,7 +154,8 @@ liointc_write(void *opaque, hwaddr addr,
     struct loongson_liointc *p = opaque;
     uint32_t value = val64;
 
-    D(qemu_log("%s: size=%d, addr=%lx val=%x\n", __func__, size, addr, value));
+    qemu_log_mask(CPU_LOG_INT, "%s: size=%d, addr=%"HWADDR_PRIx", val=%x\n",
+                  __func__, size, addr, value);
 
     /* Mapper is 1 byte */
     if (size == 1 && addr < R_MAPPER_END) {
@@ -166,14 +163,13 @@ liointc_write(void *opaque, hwaddr addr,
         goto out;
     }
 
-    /* Rest is 4 byte */
+    /* Rest are 4 bytes */
     if (size != 4 || (addr % 4)) {
         goto out;
     }
 
-    if (addr >= R_PERCORE_ISR(0) &&
-        addr < R_PERCORE_ISR(NUM_CORES)) {
-        int core = (addr - R_PERCORE_ISR(0)) / 8;
+    if (addr >= R_START && addr < R_END) {
+        int core = (addr - R_START) / R_ISR_SIZE;
         p->per_core_isr[core] = value;
         goto out;
     }
@@ -224,7 +220,7 @@ static void loongson_liointc_init(Object *obj)
     }
 
     memory_region_init_io(&p->mmio, obj, &pic_ops, p,
-                         "loongson.liointc", R_END);
+                         TYPE_LOONGSON_LIOINTC, R_END);
     sysbus_init_mmio(SYS_BUS_DEVICE(obj), &p->mmio);
 }