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xen: fix style in pv.c

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Fix the lenght of some comments, and also add proper indentation to
xen_init_ops

Sponsored by: Citrix Systems R&D
Approved by: gibbs
This commit is contained in:
Roger Pau Monné 2014-06-16 08:41:57 +00:00
parent bae486f5d7
commit 5f35f84fa0
1 changed files with 17 additions and 8 deletions
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25
sys/x86/xen/pv.c
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@ -93,12 +93,12 @@ extern char *bootSTK;
/*-------------------------------- Global Data -------------------------------*/
/* Xen init_ops implementation. */
struct init_ops xen_init_ops = {
.parse_preload_data = xen_pv_parse_preload_data,
.early_clock_source_init = xen_clock_init,
.early_delay = xen_delay,
.parse_memmap = xen_pv_parse_memmap,
.parse_preload_data = xen_pv_parse_preload_data,
.early_clock_source_init = xen_clock_init,
.early_delay = xen_delay,
.parse_memmap = xen_pv_parse_memmap,
#ifdef SMP
.start_all_aps = xen_pv_start_all_aps,
.start_all_aps = xen_pv_start_all_aps,
#endif
};
@ -155,15 +155,24 @@ hammer_time_xen(start_info_t *si, uint64_t xenstack)
* by the boot trampoline).
*/
for (i = 0; i < (PAGE_SIZE / sizeof(uint64_t)); i++) {
/* Each slot of the level 4 pages points to the same level 3 page */
/*
* Each slot of the level 4 pages points
* to the same level 3 page
*/
PT4[i] = ((uint64_t)&PT3[0]) - KERNBASE;
PT4[i] |= PG_V | PG_RW | PG_U;
/* Each slot of the level 3 pages points to the same level 2 page */
/*
* Each slot of the level 3 pages points
* to the same level 2 page
*/
PT3[i] = ((uint64_t)&PT2[0]) - KERNBASE;
PT3[i] |= PG_V | PG_RW | PG_U;
/* The level 2 page slots are mapped with 2MB pages for 1GB. */
/*
* The level 2 page slots are mapped with
* 2MB pages for 1GB.
*/
PT2[i] = i * (2 * 1024 * 1024);
PT2[i] |= PG_V | PG_RW | PG_PS | PG_U;
}