forked from Mirrors/opensbi
		
	lib: utils: Add M-mode {R/W} flags to the MMIO regions
Add the M-mode readable/writable flags to mmio regions of various drivers. Signed-off-by: Himanshu Chauhan <hchauhan@ventanamicro.com> Reviewed-by: Anup Patel <anup@brainfault.org> Tested-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
		
				
					committed by
					
						
						Anup Patel
					
				
			
			
				
	
			
			
			
						parent
						
							3e2f573e70
						
					
				
				
					commit
					59a08cd7d6
				
			@@ -88,7 +88,10 @@ int aclint_mswi_cold_init(struct aclint_mswi_data *mswi)
 | 
			
		||||
		region_size = ((mswi->size - pos) < ACLINT_MSWI_ALIGN) ?
 | 
			
		||||
			      (mswi->size - pos) : ACLINT_MSWI_ALIGN;
 | 
			
		||||
		sbi_domain_memregion_init(mswi->addr + pos, region_size,
 | 
			
		||||
					  SBI_DOMAIN_MEMREGION_MMIO, ®);
 | 
			
		||||
					  (SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_WRITABLE),
 | 
			
		||||
					  ®);
 | 
			
		||||
		rc = sbi_domain_root_add_memregion(®);
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
 
 | 
			
		||||
@@ -269,7 +269,10 @@ int aplic_cold_irqchip_init(struct aplic_data *aplic)
 | 
			
		||||
	    (last_deleg_irq == aplic->num_source) &&
 | 
			
		||||
	    (first_deleg_irq == 1))) {
 | 
			
		||||
		sbi_domain_memregion_init(aplic->addr, aplic->size,
 | 
			
		||||
					  SBI_DOMAIN_MEMREGION_MMIO, ®);
 | 
			
		||||
					  (SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_WRITABLE),
 | 
			
		||||
					  ®);
 | 
			
		||||
		rc = sbi_domain_root_add_memregion(®);
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
 
 | 
			
		||||
@@ -313,7 +313,10 @@ int imsic_cold_irqchip_init(struct imsic_data *imsic)
 | 
			
		||||
	for (i = 0; i < IMSIC_MAX_REGS && imsic->regs[i].size; i++) {
 | 
			
		||||
		sbi_domain_memregion_init(imsic->regs[i].addr,
 | 
			
		||||
					  imsic->regs[i].size,
 | 
			
		||||
					  SBI_DOMAIN_MEMREGION_MMIO, ®);
 | 
			
		||||
					  (SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
					   SBI_DOMAIN_MEMREGION_M_WRITABLE),
 | 
			
		||||
					  ®);
 | 
			
		||||
		rc = sbi_domain_root_add_memregion(®);
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
 
 | 
			
		||||
@@ -188,26 +188,34 @@ int aclint_mtimer_cold_init(struct aclint_mtimer_data *mt,
 | 
			
		||||
		rc = sbi_domain_root_add_memrange(mt->mtimecmp_addr,
 | 
			
		||||
					mt->mtime_size + mt->mtimecmp_size,
 | 
			
		||||
					MTIMER_REGION_ALIGN,
 | 
			
		||||
					SBI_DOMAIN_MEMREGION_MMIO);
 | 
			
		||||
					(SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
					 SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
					 SBI_DOMAIN_MEMREGION_M_WRITABLE));
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
	} else if (mt->mtimecmp_addr == (mt->mtime_addr + mt->mtime_size)) {
 | 
			
		||||
		rc = sbi_domain_root_add_memrange(mt->mtime_addr,
 | 
			
		||||
					mt->mtime_size + mt->mtimecmp_size,
 | 
			
		||||
					MTIMER_REGION_ALIGN,
 | 
			
		||||
					SBI_DOMAIN_MEMREGION_MMIO);
 | 
			
		||||
					(SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
					 SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
					 SBI_DOMAIN_MEMREGION_M_WRITABLE));
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
	} else {
 | 
			
		||||
		rc = sbi_domain_root_add_memrange(mt->mtime_addr,
 | 
			
		||||
						mt->mtime_size, MTIMER_REGION_ALIGN,
 | 
			
		||||
						SBI_DOMAIN_MEMREGION_MMIO);
 | 
			
		||||
						(SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
						 SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
						 SBI_DOMAIN_MEMREGION_M_WRITABLE));
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
 | 
			
		||||
		rc = sbi_domain_root_add_memrange(mt->mtimecmp_addr,
 | 
			
		||||
						mt->mtimecmp_size, MTIMER_REGION_ALIGN,
 | 
			
		||||
						SBI_DOMAIN_MEMREGION_MMIO);
 | 
			
		||||
						(SBI_DOMAIN_MEMREGION_MMIO |
 | 
			
		||||
						 SBI_DOMAIN_MEMREGION_M_READABLE |
 | 
			
		||||
						 SBI_DOMAIN_MEMREGION_M_WRITABLE));
 | 
			
		||||
		if (rc)
 | 
			
		||||
			return rc;
 | 
			
		||||
	}
 | 
			
		||||
 
 | 
			
		||||
		Reference in New Issue
	
	Block a user