/*******************************************************************************
* hwitag_add_irq
*
* add the irq tag to device <hwi_off> and and set the tag vector field to
* <vector>.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_irq(unsigned hwi_off, unsigned vector)
{
hwi_tag *tag;
tag = hwi_alloc_tag(HWI_TAG_INFO(irq));
tag->irq.vector = vector;
}
/*******************************************************************************
* hwitag_add_irq_range
*
* add the irqrange tag to device <hwi_off> and and set the tag fields as
* specified in <start_vector> and <num>.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_irqrange(unsigned hwi_off, unsigned start_vector, unsigned num)
{
hwi_tag *tag;
tag = hwi_alloc_tag(HWI_TAG_INFO(irqrange));
tag->irqrange.irq = start_vector;
tag->irqrange.num = num;
}
/*******************************************************************************
* hwitag_add_inputclk
*
* add the input clock tag to device <hwi_off> and set the tag fields as
* specified in <clk> and <div>.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_inputclk(unsigned hwi_off, unsigned clk, unsigned div)
{
hwi_tag *tag;
tag = hwi_alloc_tag(HWI_TAG_INFO(inputclk));
tag->inputclk.clk = clk;
tag->inputclk.div = div;
}
/*******************************************************************************
* hwitag_add_busattr
*
* add the bus attributes tag to device <hwi_off> and set the tag fields as
* specified in <attr>.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_busattr(unsigned hwi_off, struct hwi_busattr *attr)
{
hwi_tag *tag;
tag = hwi_alloc_tag(HWI_TAG_INFO(busattr));
tag->busattr.speed = attr ? attr->speed : 0;
tag->busattr.width = attr ? attr->width : 0;
tag->busattr.addr = attr ? attr->addr : 0;
tag->busattr.flags = attr ? attr->flags : 0;
}
/*******************************************************************************
* hwitag_add_location
*
* add the location tag to device <hwi_off> and set the tag fields as specified
* in remaining arguments.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_location(unsigned hwi_off, paddr_t base, paddr_t len, unsigned reg_shift, unsigned addr_space)
{
hwi_tag *tag;
tag = hwi_alloc_tag(HWI_TAG_INFO(location));
tag->location.base = base;
tag->location.len = len;
tag->location.regshift = reg_shift;
tag->location.addrspace = addr_space;
}
/*******************************************************************************
* hwitag_add_nicaddr
*
* add the NIC address tag to device <hwi_off> and set the tag fields as
* specified in the following parameters.
*
* Note that the <hwi_off> parameter is ignored because there is currently no
* way to add tags to an existing item. The API provides for the removal of this
* restriction in the future
*
* Returns: -1 on error or the vector tag index that was set (base 0)
*
*/
void hwitag_add_nicaddr(unsigned hwi_off, const uint8_t *addr, unsigned len)
{
hwi_tag *tag;
unsigned size;
size = offsetof(struct hwi_nicaddr, addr) + len;
tag = hwi_alloc_tag(HWI_TAG_NAME_nicaddr, ROUND(size, sizeof(uint32_t)),
HWI_TAG_ALIGN_nicaddr);
tag->nicaddr.len = len;
memmove(tag->nicaddr.addr, addr, len);
}
void
hwi_add_rtc(const char *name, paddr_t base, unsigned reg_shift, unsigned len,
int mmap, int cent_reg) {
hwi_add_device(HWI_ITEM_BUS_UNKNOWN, HWI_ITEM_DEVCLASS_RTC, name, 0);
hwi_add_location(base, len << reg_shift, reg_shift, hwi_find_as(base, mmap));
if(cent_reg != -1) {
hwi_tag *cent = hwi_alloc_tag(HWI_TAG_INFO(regname));
cent->regname.regname = 0;
cent->regname.offset = cent_reg;
}
}
