HV: fix violations touched type conversion

ACRN Coding guidelines requires type conversion shall be explicity.

Tracked-On: #861
Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>

hypervisor/arch/x86/configs/vmptable.c

@@ -105,10 +105,10 @@ int32_t mptable_build(struct acrn_vm *vm)
 		(const void *)&mptable_template, sizeof(struct mptable_info));
 
 	mptable->mpch.entry_count = vcpu_num + MPE_NUM_BUSES + MPEII_NUM_LOCAL_IRQ;
-	mptable->mpch.base_table_length = sizeof(struct mpcth)
-			+ vcpu_num * sizeof(struct proc_entry)
-			+ MPE_NUM_BUSES * sizeof(struct bus_entry)
-			+ MPEII_NUM_LOCAL_IRQ * sizeof(struct int_entry);
+	mptable->mpch.base_table_length = (uint16_t)sizeof(struct mpcth)
+			+ vcpu_num * (uint16_t)sizeof(struct proc_entry)
+			+ MPE_NUM_BUSES * (uint16_t)sizeof(struct bus_entry)
+			+ MPEII_NUM_LOCAL_IRQ * (uint16_t)sizeof(struct int_entry);
 
 	mptable_length = sizeof(struct mpfps) + mptable->mpch.base_table_length;
 	if (mptable_length <= MPTABLE_MAX_LENGTH) {

hypervisor/arch/x86/guest/trusty.c

@@ -349,9 +349,9 @@ static bool setup_trusty_info(struct acrn_vcpu *vcpu, uint32_t mem_size, uint64_
 
 			stac();
 			mem = (struct trusty_mem *)(hpa2hva(mem_base_hpa));
-			(void)memcpy_s(&mem->first_page.key_info, sizeof(struct trusty_key_info),
+			(void)memcpy_s((void *)&mem->first_page.key_info, sizeof(struct trusty_key_info),
 				       &key_info, sizeof(key_info));
-			(void)memcpy_s(&mem->first_page.startup_param, sizeof(struct trusty_startup_param),
+			(void)memcpy_s((void *)&mem->first_page.startup_param, sizeof(struct trusty_startup_param),
 				       &startup_param, sizeof(startup_param));
 			clac();
 			success = true;

hypervisor/arch/x86/guest/vcpuid.c

@@ -210,8 +210,8 @@ static int32_t set_vcpuid_sgx(struct acrn_vm *vm)
 		if (result == 0) {
 			init_vcpuid_entry(CPUID_SGX_LEAF, 1U, CPUID_CHECK_SUBLEAF, &entry);
 			/* MPX not present to guest */
-			entry.ecx &= ~XCR0_BNDREGS;
-			entry.ecx &= ~XCR0_BNDCSR;
+			entry.ecx &= (uint32_t) ~XCR0_BNDREGS;
+			entry.ecx &= (uint32_t) ~XCR0_BNDCSR;
 			result = set_vcpuid_entry(vm, &entry);
 		}
 		if (result == 0) {

hypervisor/arch/x86/ioapic.c

@@ -225,7 +225,7 @@ create_rte_for_gsi_irq(uint32_t irq, uint32_t vr)
 		rte.bits.intr_polarity = IOAPIC_RTE_INTPOL_AHI;
 
 		/* Dest field */
-		rte.bits.dest_field = ALL_CPUS_MASK;
+		rte.bits.dest_field = (uint8_t) ALL_CPUS_MASK;
 	}
 
 	return rte;

hypervisor/arch/x86/seed/seed.c

@@ -71,7 +71,7 @@ static uint32_t parse_seed_arg(void)
 				arg -= len;
 				len = (arg_end != NULL) ? (uint32_t)(arg_end - arg) :
 					strnlen_s(arg, MAX_BOOTARGS_SIZE);
-				(void)memset((void *)arg, (char)' ', len);
+				(void)memset((void *)arg, (uint8_t)' ', len);
 				break;
 			}
 		}

hypervisor/boot/cmdline.c

@@ -43,7 +43,7 @@ int32_t parse_hv_cmdline(void)
 		while ((*end != ' ') && ((*end) != '\0'))
 			end++;
 
-		if (!handle_dbg_cmd(start, end - start)) {
+		if (!handle_dbg_cmd(start, (int32_t)(end - start))) {
 			/* if not handled by handle_dbg_cmd, it can be handled further */
 		}
 		start = end + 1;

hypervisor/boot/guest/vboot_info.c

@@ -299,7 +299,7 @@ static int32_t depri_boot_sw_loader(struct acrn_vm *vm)
 	 * We copy the info saved in depri_boot to boot_context and
 	 * init bsp with boot_context.
 	 */
-	(void)memcpy_s(&(vcpu_regs->gprs), sizeof(struct acrn_gp_regs),
+	(void)memcpy_s((void *)&(vcpu_regs->gprs), sizeof(struct acrn_gp_regs),
 		&(depri_boot_ctx->vcpu_regs.gprs), sizeof(struct acrn_gp_regs));
 
 	vcpu_regs->rip = depri_boot_ctx->vcpu_regs.rip;

hypervisor/debug/console.c

@@ -79,10 +79,11 @@ static void vuart_console_rx_chars(struct acrn_vuart *vu)
  */
 static void vuart_console_tx_chars(struct acrn_vuart *vu)
 {
-	char c;
+	char c = vuart_getchar(vu);
 
-	while ((c = vuart_getchar(vu)) != -1) {
+	while(c != -1) {
 		printf("%c", c);
+		c = vuart_getchar(vu);
 	}
 }
 

hypervisor/debug/profiling.c

@@ -1382,7 +1382,7 @@ void profiling_pre_vmexit_handler(struct acrn_vcpu *vcpu)
 		get_cpu_var(profiling_info.vm_info).guest_cs
 			= exec_vmread64(VMX_GUEST_CS_SEL);
 
-		get_cpu_var(profiling_info.vm_info).guest_vm_id = (int32_t)vcpu->vm->vm_id;
+		get_cpu_var(profiling_info.vm_info).guest_vm_id = (int16_t)vcpu->vm->vm_id;
 	}
 }
 

hypervisor/debug/shell.c

@@ -876,8 +876,8 @@ static int32_t shell_to_vm_console(int32_t argc, char **argv)
 	struct acrn_vm *vm;
 	struct acrn_vuart *vu;
 
-	if (argc == 2U) {
-		vm_id = sanitize_vmid(strtol_deci(argv[1]));
+	if (argc == 2) {
+		vm_id = sanitize_vmid((uint16_t)strtol_deci(argv[1]));
 	}
 
 	/* Get the virtual device node */

hypervisor/dm/vrtc.c

@@ -29,7 +29,7 @@ static bool cmos_update_in_progress(void)
 static uint8_t cmos_get_reg_val(uint8_t addr)
 {
 	uint8_t reg;
-	int32_t tries = 2000U;
+	int32_t tries = 2000;
 
 	spinlock_obtain(&cmos_lock);
 

hypervisor/include/arch/x86/apicreg.h

@@ -198,7 +198,7 @@ union ioapic_rte {
 		uint32_t hi_32;
 	} u;
 	struct {
-		uint64_t vector:8;
+		uint8_t vector:8;
 		uint64_t delivery_mode:3;
 		uint64_t dest_mode:1;
 		uint64_t delivery_status:1;
@@ -207,7 +207,7 @@ union ioapic_rte {
 		uint64_t trigger_mode:1;
 		uint64_t intr_mask:1;
 		uint64_t rsvd_1:39;
-		uint64_t dest_field:8;
+		uint8_t dest_field:8;
 	} bits __packed;
 	struct {
 		uint32_t vector:8;

hypervisor/include/dm/mptable.h

@@ -82,7 +82,7 @@
 
 /* MP Floating Pointer Structure */
 struct mpfps {
-	uint8_t	signature[4];
+	char signature[4];
 	uint32_t pap;
 	uint8_t	length;
 	uint8_t	spec_rev;
@@ -96,12 +96,12 @@ struct mpfps {
 
 /* MP Configuration Table Header */
 struct mpcth {
-	uint8_t	signature[4];
+	char signature[4];
 	uint16_t base_table_length;
 	uint8_t	spec_rev;
 	uint8_t	checksum;
-	uint8_t	oem_id[8];
-	uint8_t	product_id[12];
+	char oem_id[8];
+	char product_id[12];
 	uint32_t oem_table_pointer;
 	uint16_t oem_table_size;
 	uint16_t entry_count;
@@ -125,7 +125,7 @@ struct proc_entry {
 struct bus_entry {
 	uint8_t	type;
 	uint8_t	bus_id;
-	uint8_t	bus_type[6];
+	char bus_type[6];
 } __packed;
 
 struct int_entry {