mirror of https://gitee.com/openkylin/qemu.git
qtest: Add MMIO support
Introduce [qtest_]{read,write}[bwlq]() libqtest functions and corresponding QTest protocol commands to replace local versions in libi2c-omap.c. Also convert m48t59-test's cmos_{read,write}_mmio() to {read,write}b(). Signed-off-by: Andreas Färber <afaerber@suse.de> Signed-off-by: Andreas Färber <afaerber@suse.de> Message-id: 1361051043-27944-4-git-send-email-afaerber@suse.de Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
parent
b73cf9e93f
commit
872536bf5d
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@ -72,7 +72,6 @@ common-obj-y += ui/
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common-obj-y += bt-host.o bt-vhci.o
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common-obj-y += dma-helpers.o
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common-obj-y += qtest.o
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common-obj-y += vl.o
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common-obj-$(CONFIG_SLIRP) += slirp/
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@ -109,6 +109,7 @@ CONFIG_NO_GET_MEMORY_MAPPING = $(if $(subst n,,$(CONFIG_HAVE_GET_MEMORY_MAPPING)
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CONFIG_NO_CORE_DUMP = $(if $(subst n,,$(CONFIG_HAVE_CORE_DUMP)),n,y)
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obj-y += arch_init.o cpus.o monitor.o gdbstub.o balloon.o ioport.o
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obj-y += qtest.o
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obj-y += hw/
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obj-$(CONFIG_KVM) += kvm-all.o
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obj-$(CONFIG_NO_KVM) += kvm-stub.o
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81
qtest.c
81
qtest.c
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@ -87,6 +87,30 @@ static bool qtest_opened;
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* > inl ADDR
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* < OK VALUE
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*
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* > writeb ADDR VALUE
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* < OK
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*
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* > writew ADDR VALUE
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* < OK
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*
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* > writel ADDR VALUE
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* < OK
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*
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* > writeq ADDR VALUE
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* < OK
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*
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* > readb ADDR
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* < OK VALUE
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*
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* > readw ADDR
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* < OK VALUE
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*
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* > readl ADDR
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* < OK VALUE
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*
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* > readq ADDR
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* < OK VALUE
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*
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* > read ADDR SIZE
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* < OK DATA
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*
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@ -277,6 +301,63 @@ static void qtest_process_command(CharDriverState *chr, gchar **words)
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}
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qtest_send_prefix(chr);
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qtest_send(chr, "OK 0x%04x\n", value);
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} else if (strcmp(words[0], "writeb") == 0 ||
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strcmp(words[0], "writew") == 0 ||
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strcmp(words[0], "writel") == 0 ||
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strcmp(words[0], "writeq") == 0) {
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uint64_t addr;
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uint64_t value;
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g_assert(words[1] && words[2]);
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addr = strtoull(words[1], NULL, 0);
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value = strtoull(words[2], NULL, 0);
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if (words[0][5] == 'b') {
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uint8_t data = value;
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cpu_physical_memory_write(addr, &data, 1);
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} else if (words[0][5] == 'w') {
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uint16_t data = value;
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tswap16s(&data);
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cpu_physical_memory_write(addr, &data, 2);
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} else if (words[0][5] == 'l') {
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uint32_t data = value;
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tswap32s(&data);
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cpu_physical_memory_write(addr, &data, 4);
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} else if (words[0][5] == 'q') {
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uint64_t data = value;
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tswap64s(&data);
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cpu_physical_memory_write(addr, &data, 8);
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}
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qtest_send_prefix(chr);
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qtest_send(chr, "OK\n");
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} else if (strcmp(words[0], "readb") == 0 ||
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strcmp(words[0], "readw") == 0 ||
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strcmp(words[0], "readl") == 0 ||
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strcmp(words[0], "readq") == 0) {
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uint64_t addr;
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uint64_t value = UINT64_C(-1);
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g_assert(words[1]);
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addr = strtoull(words[1], NULL, 0);
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if (words[0][4] == 'b') {
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uint8_t data;
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cpu_physical_memory_read(addr, &data, 1);
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value = data;
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} else if (words[0][4] == 'w') {
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uint16_t data;
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cpu_physical_memory_read(addr, &data, 2);
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value = tswap16(data);
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} else if (words[0][4] == 'l') {
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uint32_t data;
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cpu_physical_memory_read(addr, &data, 4);
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value = tswap32(data);
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} else if (words[0][4] == 'q') {
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cpu_physical_memory_read(addr, &value, 8);
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tswap64s(&value);
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}
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qtest_send_prefix(chr);
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qtest_send(chr, "OK 0x%016" PRIx64 "\n", value);
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} else if (strcmp(words[0], "read") == 0) {
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uint64_t addr, len, i;
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uint8_t *data;
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@ -49,29 +49,6 @@ typedef struct OMAPI2C {
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} OMAPI2C;
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/* FIXME Use TBD readw qtest API */
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static inline uint16_t readw(uint64_t addr)
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{
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uint16_t data;
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memread(addr, &data, 2);
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return le16_to_cpu(data);
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}
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/* FIXME Use TBD writew qtest API */
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static inline void writew(uint64_t addr, uint16_t data)
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{
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data = cpu_to_le16(data);
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memwrite(addr, &data, 2);
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}
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#ifdef __GNUC__
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#undef memread
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#undef memwrite
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#pragma GCC poison memread
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#pragma GCC poison memwrite
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#endif
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static void omap_i2c_set_slave_addr(OMAPI2C *s, uint8_t addr)
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{
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uint16_t data = addr;
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@ -3,10 +3,12 @@
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*
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* Copyright IBM, Corp. 2012
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* Copyright Red Hat, Inc. 2012
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* Copyright SUSE LINUX Products GmbH 2013
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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* Paolo Bonzini <pbonzini@redhat.com>
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* Andreas Färber <afaerber@suse.de>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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@ -437,6 +439,66 @@ uint32_t qtest_inl(QTestState *s, uint16_t addr)
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return qtest_in(s, "inl", addr);
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}
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static void qtest_write(QTestState *s, const char *cmd, uint64_t addr,
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uint64_t value)
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{
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qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value);
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qtest_rsp(s, 0);
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}
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void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value)
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{
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qtest_write(s, "writeb", addr, value);
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}
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void qtest_writew(QTestState *s, uint64_t addr, uint16_t value)
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{
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qtest_write(s, "writew", addr, value);
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}
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void qtest_writel(QTestState *s, uint64_t addr, uint32_t value)
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{
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qtest_write(s, "writel", addr, value);
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}
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void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value)
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{
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qtest_write(s, "writeq", addr, value);
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}
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static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr)
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{
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gchar **args;
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uint64_t value;
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qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr);
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args = qtest_rsp(s, 2);
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value = strtoull(args[1], NULL, 0);
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g_strfreev(args);
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return value;
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}
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uint8_t qtest_readb(QTestState *s, uint64_t addr)
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{
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return qtest_read(s, "readb", addr);
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}
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uint16_t qtest_readw(QTestState *s, uint64_t addr)
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{
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return qtest_read(s, "readw", addr);
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}
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uint32_t qtest_readl(QTestState *s, uint64_t addr)
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{
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return qtest_read(s, "readl", addr);
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}
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uint64_t qtest_readq(QTestState *s, uint64_t addr)
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{
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return qtest_read(s, "readq", addr);
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}
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static int hex2nib(char ch)
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{
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if (ch >= '0' && ch <= '9') {
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186
tests/libqtest.h
186
tests/libqtest.h
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@ -3,10 +3,12 @@
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*
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* Copyright IBM, Corp. 2012
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* Copyright Red Hat, Inc. 2012
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* Copyright SUSE LINUX Products GmbH 2013
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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* Paolo Bonzini <pbonzini@redhat.com>
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* Andreas Färber <afaerber@suse.de>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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@ -145,6 +147,90 @@ uint16_t qtest_inw(QTestState *s, uint16_t addr);
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*/
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uint32_t qtest_inl(QTestState *s, uint16_t addr);
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/**
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* qtest_writeb:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes an 8-bit value to memory.
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*/
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void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value);
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/**
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* qtest_writew:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 16-bit value to memory.
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*/
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void qtest_writew(QTestState *s, uint64_t addr, uint16_t value);
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/**
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* qtest_writel:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 32-bit value to memory.
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*/
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void qtest_writel(QTestState *s, uint64_t addr, uint32_t value);
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/**
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* qtest_writeq:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 64-bit value to memory.
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*/
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void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value);
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/**
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* qtest_readb:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to read from.
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*
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* Reads an 8-bit value from memory.
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*
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* Returns: Value read.
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*/
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uint8_t qtest_readb(QTestState *s, uint64_t addr);
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/**
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* qtest_readw:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to read from.
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*
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* Reads a 16-bit value from memory.
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*
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* Returns: Value read.
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*/
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uint16_t qtest_readw(QTestState *s, uint64_t addr);
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/**
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* qtest_readl:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to read from.
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*
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* Reads a 32-bit value from memory.
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*
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* Returns: Value read.
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*/
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uint32_t qtest_readl(QTestState *s, uint64_t addr);
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/**
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* qtest_readq:
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* @s: #QTestState instance to operate on.
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* @addr: Guest address to read from.
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*
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* Reads a 64-bit value from memory.
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*
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* Returns: Value read.
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*/
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uint64_t qtest_readq(QTestState *s, uint64_t addr);
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/**
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* qtest_memread:
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* @s: #QTestState instance to operate on.
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@ -357,6 +443,106 @@ static inline uint32_t inl(uint16_t addr)
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return qtest_inl(global_qtest, addr);
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}
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/**
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* writeb:
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes an 8-bit value to guest memory.
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*/
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static inline void writeb(uint64_t addr, uint8_t value)
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{
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qtest_writeb(global_qtest, addr, value);
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}
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/**
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* writew:
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 16-bit value to guest memory.
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*/
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static inline void writew(uint64_t addr, uint16_t value)
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{
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qtest_writew(global_qtest, addr, value);
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}
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/**
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* writel:
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 32-bit value to guest memory.
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*/
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static inline void writel(uint64_t addr, uint32_t value)
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{
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qtest_writel(global_qtest, addr, value);
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}
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/**
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* writeq:
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* @addr: Guest address to write to.
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* @value: Value being written.
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*
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* Writes a 64-bit value to guest memory.
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*/
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static inline void writeq(uint64_t addr, uint64_t value)
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{
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qtest_writeq(global_qtest, addr, value);
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}
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/**
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* readb:
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* @addr: Guest address to read from.
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*
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* Reads an 8-bit value from guest memory.
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*
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* Returns: Value read.
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*/
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static inline uint8_t readb(uint64_t addr)
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{
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return qtest_readb(global_qtest, addr);
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}
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/**
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* readw:
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* @addr: Guest address to read from.
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*
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* Reads a 16-bit value from guest memory.
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*
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* Returns: Value read.
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*/
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static inline uint16_t readw(uint64_t addr)
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{
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return qtest_readw(global_qtest, addr);
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}
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/**
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* readl:
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* @addr: Guest address to read from.
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*
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* Reads a 32-bit value from guest memory.
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*
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* Returns: Value read.
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*/
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static inline uint32_t readl(uint64_t addr)
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{
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return qtest_readl(global_qtest, addr);
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}
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/**
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* readq:
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* @addr: Guest address to read from.
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*
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* Reads a 64-bit value from guest memory.
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*
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* Returns: Value read.
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*/
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static inline uint64_t readq(uint64_t addr)
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{
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return qtest_readq(global_qtest, addr);
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}
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/**
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* memread:
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* @addr: Guest address to read from.
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@ -35,17 +35,14 @@ static bool use_mmio;
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static uint8_t cmos_read_mmio(uint8_t reg)
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{
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uint8_t data;
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memread(base + (uint32_t)reg_base + (uint32_t)reg, &data, 1);
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return data;
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return readb(base + (uint32_t)reg_base + (uint32_t)reg);
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}
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static void cmos_write_mmio(uint8_t reg, uint8_t val)
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{
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uint8_t data = val;
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memwrite(base + (uint32_t)reg_base + (uint32_t)reg, &data, 1);
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writeb(base + (uint32_t)reg_base + (uint32_t)reg, data);
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}
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static uint8_t cmos_read_ioio(uint8_t reg)
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