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helo=relay3.mymailcheap.com X-Spam_score_int: -5 X-Spam_score: -0.6 X-Spam_bar: / X-Spam_report: (-0.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_SORBS_WEB=1.5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: chenhuacai@kernel.org, f4bug@amsat.org, paulburton@kernel.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (found 2 invalid signatures) Content-Type: text/plain; charset="utf-8" It's useful for bootloader to do IO opreations. Signed-off-by: Jiaxun Yang --- hw/mips/addr.c | 11 +++++++++++ include/hw/mips/cpudevs.h | 2 ++ 2 files changed, 13 insertions(+) diff --git a/hw/mips/addr.c b/hw/mips/addr.c index 2f138fe1ea..9d21cc2eb0 100644 --- a/hw/mips/addr.c +++ b/hw/mips/addr.c @@ -35,6 +35,17 @@ uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t a= ddr) return addr | ~0x7fffffffll; } =20 +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr) +{ + return addr & 0x1fffffffll; +} + +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr) +{ + return (addr & 0x1fffffffll) | 0xffffffffa0000000ll; +} + + uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr) { return addr | 0x40000000ll; diff --git a/include/hw/mips/cpudevs.h b/include/hw/mips/cpudevs.h index 0b3e060c95..048767db67 100644 --- a/include/hw/mips/cpudevs.h +++ b/include/hw/mips/cpudevs.h @@ -8,6 +8,8 @@ /* addr.c */ uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr); uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr); +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr); +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr); uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr); bool mips_um_ksegs_enabled(void); void mips_um_ksegs_enable(void); --=20 2.29.2